Data

The variables were collected from two main data sources For the Venture Capital (VC) data we used Venture Express. The original data start at 1960 and has all the investments maded by VC firms in start ups. We aggregated the data at MSA level creating the following variables

VC_sum = All the investments made in all the companies at the same MSA

Investors = Total number of investment firms at the same MSA

sum_round_numbers = Total amount of investment rounds at the same MSA

num_comp_per_aggreg = Amount of invested companies aggregated at the same MSA

The second data source was the Media closures

We manually checked all the data and convert from county level to MSA, for that we had to drop 4 data points that had no matching with MSA. We use Media Closure as the exogenous shock to analyse if any of the VC variables would be affected by.

Analysis

We analyzed several variables, but we dropped the ones that were a clear spurious correlation.

The 3 analysis below are significant and the 2 additional not significant variables were mentioned at the end.

Diff in Diff all groups sum_round_numbers

This DV is related to the amount of investments rounds. This may signal more established companies, since it received more investments. As we can see it is significant I(post * treated) 1.3786e+02 7.4081e+00 18.6100 < 2.2e-16 ***

fit <- plm(sum_round_numbers ~ MSA + I(post*treated)+ factor(MSA) + factor(round_year), data=news_MSA_VC,index=c("MSA", "round_year"), model="pooling", effect="individual")
#options(max.print=1000000)
summary(fit) 
## Pooling Model
## 
## Call:
## plm(formula = sum_round_numbers ~ MSA + I(post * treated) + factor(MSA) + 
##     factor(round_year), data = news_MSA_VC, effect = "individual", 
##     model = "pooling", index = c("MSA", "round_year"))
## 
## Balanced Panel: n = 318, T = 18, N = 5724
## 
## Residuals:
##       Min.    1st Qu.     Median    3rd Qu.       Max. 
## -1279.0710    -8.4026    -1.7236    13.3082  1763.8218 
## 
## Coefficients: (317 dropped because of singularities)
##                                                Estimate  Std. Error t-value
## (Intercept)                                 -1.9181e+01  1.8453e+01 -1.0395
## MSAAkron, OH                                 1.4556e+01  2.5421e+01  0.5726
## MSAAlbany-Schenectady-Troy, NY               2.3500e+01  2.5421e+01  0.9244
## MSAAlbany, GA                                3.3333e-01  2.5421e+01  0.0131
## MSAAlbuquerque, NM                          -2.4187e+01  2.5897e+01 -0.9340
## MSAAlexandria, LA                           -5.5556e-02  2.5421e+01 -0.0022
## MSAAllentown-Bethlehem-Easton, PA            2.1278e+01  2.5421e+01  0.8370
## MSAAltoona, PA                               9.6667e+00  2.5421e+01  0.3803
## MSAAmarillo, TX                             -2.7778e-01  2.5421e+01 -0.0109
## MSAAnchorage, AK                            -2.7778e-01  2.5421e+01 -0.0109
## MSAAnn Arbor, MI                             8.2667e+01  2.5421e+01  3.2519
## MSAAnniston, AL                             -3.3333e-01  2.5421e+01 -0.0131
## MSAAppleton-Oshkosh-Neenah, WI               2.0000e+00  2.5421e+01  0.0787
## MSAAsheville, NC                             1.6111e+01  2.5421e+01  0.6338
## MSAAthens, GA                                3.1667e+00  2.5421e+01  0.1246
## MSAAtlanta, GA                               4.3311e+02  2.5421e+01 17.0373
## MSAAtlantic-Cape May, NJ                     5.5556e-02  2.5421e+01  0.0022
## MSAAuburn-Opelika, AL                        3.3333e-01  2.5421e+01  0.0131
## MSAAugusta-Aiken, GA-SC                      9.0502e-12  2.5421e+01  0.0000
## MSAAustin-San Marcos, TX                     4.8611e+02  2.5421e+01 19.1221
## MSABakersfield, CA                           4.0556e+00  2.5421e+01  0.1595
## MSABaltimore, MD                             1.6567e+02  2.5421e+01  6.5168
## MSABangor, ME                                3.1111e+00  2.5421e+01  0.1224
## MSABarnstable-Yarmouth, MA                   1.0556e+00  2.5421e+01  0.0415
## MSABaton Rouge, LA                           6.1111e+00  2.5421e+01  0.2404
## MSABeaumont-Port Arthur, TX                  7.9369e-12  2.5421e+01  0.0000
## MSABellingham, WA                            2.7778e-01  2.5421e+01  0.0109
## MSABenton Harbor, MI                        -2.7778e-01  2.5421e+01 -0.0109
## MSABergen-Passaic, NJ                        7.1889e+01  2.5421e+01  2.8279
## MSABillings, MT                             -1.1111e-01  2.5421e+01 -0.0044
## MSABiloxi-Gulfport-Pascagoula, MS           -2.7778e-01  2.5421e+01 -0.0109
## MSABinghamton, NY                           -1.1111e-01  2.5421e+01 -0.0044
## MSABirmingham, AL                            3.0167e+01  2.5421e+01  1.1867
## MSABismarck, ND                              3.8889e-01  2.5421e+01  0.0153
## MSABloomington-Normal, IL                   -1.6667e-01  2.5421e+01 -0.0066
## MSABloomington, IN                          -1.0484e+02  2.6066e+01 -4.0220
## MSABoise City, ID                            1.0111e+01  2.5421e+01  0.3977
## MSABoston, MA-NH                             1.8134e+03  2.5475e+01 71.1830
## MSABoulder-Longmont, CO                      2.0911e+02  2.5421e+01  8.2258
## MSABrazoria, TX                              6.1111e-01  2.5421e+01  0.0240
## MSABremerton, WA                             1.0000e+00  2.5421e+01  0.0393
## MSABridgeport, CT                            3.5444e+01  2.5421e+01  1.3943
## MSABrockton, MA                              1.0667e+01  2.5421e+01  0.4196
## MSABrownsville-Harlingen-San Benito, TX     -3.3333e-01  2.5421e+01 -0.0131
## MSABryan-College Station, TX                 2.5556e+00  2.5421e+01  0.1005
## MSABuffalo-Niagara Falls, NY                -1.1796e+01  2.5505e+01 -0.4625
## MSABurlington, VT                            2.7056e+01  2.5421e+01  1.0643
## MSACaguas, PR                               -3.3333e-01  2.5421e+01 -0.0131
## MSACanton-Massillon, OH                      1.1444e+01  2.5421e+01  0.4502
## MSACasper, WY                               -3.3333e-01  2.5421e+01 -0.0131
## MSACedar Rapids, IA                          3.1111e+00  2.5421e+01  0.1224
## MSAChampaign-Urbana, IL                      1.4944e+01  2.5421e+01  0.5879
## MSACharleston, SC                            8.8333e+00  2.5421e+01  0.3475
## MSACharleston, WV                           -3.7796e+01  2.5505e+01 -1.4819
## MSACharlotte-Gastonia-Rock Hill, NC-SC       8.3389e+01  2.5421e+01  3.2803
## MSACharlottesville, VA                       1.8278e+01  2.5421e+01  0.7190
## MSAChattanooga, TN-GA                        1.2000e+01  2.5421e+01  0.4720
## MSACheyenne, WY                             -2.7778e-01  2.5421e+01 -0.0109
## MSAChicago, IL                               4.8278e+02  2.5421e+01 18.9910
## MSAChico-Paradise, CA                        1.0556e+00  2.5421e+01  0.0415
## MSACincinnati, OH-KY-IN                      3.0876e+01  2.5978e+01  1.1885
## MSAClarksville-Hopkinsville, TN-KY          -3.8889e-01  2.5421e+01 -0.0153
## MSACleveland-Lorain-Elyria, OH               1.0806e+02  2.5421e+01  4.2506
## MSAColorado Springs, CO                      1.3389e+01  2.5421e+01  0.5267
## MSAColumbia, MO                              1.7778e+00  2.5421e+01  0.0699
## MSAColumbia, SC                              2.2222e+00  2.5421e+01  0.0874
## MSAColumbus, GA-AL                           7.3889e+00  2.5421e+01  0.2907
## MSAColumbus, OH                              6.9389e+01  2.5421e+01  2.7295
## MSACorpus Christi, TX                        4.4444e-01  2.5421e+01  0.0175
## MSACorvallis, OR                             1.5556e+00  2.5421e+01  0.0612
## MSADallas, TX                                4.0783e+02  2.5421e+01 16.0429
## MSADanbury, CT                               1.2278e+01  2.5421e+01  0.4830
## MSADanville, VA                             -3.3333e-01  2.5421e+01 -0.0131
## MSADavenport-Moline-Rock Island, IA-IL      -1.1111e-01  2.5421e+01 -0.0044
## MSADayton-Springfield, OH                    3.3333e+00  2.5421e+01  0.1311
## MSADaytona Beach, FL                        -8.4854e+01  2.5897e+01 -3.2766
## MSADecatur, IL                              -3.8889e-01  2.5421e+01 -0.0153
## MSADenver, CO                                3.2125e+02  2.5821e+01 12.4412
## MSADes Moines, IA                            5.3333e+00  2.5421e+01  0.2098
## MSADetroit, MI                               9.3333e+01  2.5421e+01  3.6714
## MSADothan, AL                               -3.8889e-01  2.5421e+01 -0.0153
## MSADover, DE                                 1.0556e+00  2.5421e+01  0.0415
## MSADubuque, IA                              -2.2222e-01  2.5421e+01 -0.0087
## MSADuluth-Superior, MN-WI                    1.8889e+00  2.5421e+01  0.0743
## MSADutchess County, NY                       1.1111e-01  2.5421e+01  0.0044
## MSAEau Claire, WI                            1.0556e+00  2.5421e+01  0.0415
## MSAEl Paso, TX                               1.4726e-11  2.5421e+01  0.0000
## MSAElkhart-Goshen, IN                        1.1667e+00  2.5421e+01  0.0459
## MSAElmira, NY                               -3.8889e-01  2.5421e+01 -0.0153
## MSAErie, PA                                  1.9444e+00  2.5421e+01  0.0765
## MSAEugene-Springfield, OR                    1.6111e+00  2.5421e+01  0.0634
## MSAEvansville-Henderson, IN-KY               1.4444e+00  2.5421e+01  0.0568
## MSAFargo-Moorhead, ND-MN                     1.1667e+00  2.5421e+01  0.0459
## MSAFayetteville-Springdale-Rogers, AR       -3.4740e+01  2.5505e+01 -1.3621
## MSAFayetteville, NC                         -3.8889e-01  2.5421e+01 -0.0153
## MSAFitchburg-Leominster, MA                  1.1111e-01  2.5421e+01  0.0044
## MSAFlagstaff, AZ-UT                          5.5556e-02  2.5421e+01  0.0022
## MSAFlint, MI                                 1.1111e-01  2.5421e+01  0.0044
## MSAFlorence, AL                             -2.2222e-01  2.5421e+01 -0.0087
## MSAFlorence, SC                             -3.8889e-01  2.5421e+01 -0.0153
## MSAFort Collins-Loveland, CO                 9.3333e+00  2.5421e+01  0.3671
## MSAFort Lauderdale, FL                       6.5889e+01  2.5421e+01  2.5919
## MSAFort Myers-Cape Coral, FL                 1.3333e+00  2.5421e+01  0.0524
## MSAFort Pierce-Port St. Lucie, FL            2.8333e+00  2.5421e+01  0.1115
## MSAFort Smith, AR-OK                        -2.7778e-01  2.5421e+01 -0.0109
## MSAFort Walton Beach, FL                     2.2222e-01  2.5421e+01  0.0087
## MSAFort Wayne, IN                           -2.1755e+01  2.5451e+01 -0.8548
## MSAFort Worth-Arlington, TX                  3.4500e+01  2.5421e+01  1.3571
## MSAFresno, CA                                1.4444e+00  2.5421e+01  0.0568
## MSAGadsden, AL                              -3.8889e-01  2.5421e+01 -0.0153
## MSAGainesville, FL                           1.8111e+01  2.5421e+01  0.7124
## MSAGalveston-Texas City, TX                  1.0556e+00  2.5421e+01  0.0415
## MSAGary, IN                                  2.3889e+00  2.5421e+01  0.0940
## MSAGlens Falls, NY                          -3.3333e-01  2.5421e+01 -0.0131
## MSAGoldsboro, NC                            -3.3333e-01  2.5421e+01 -0.0131
## MSAGrand Forks, ND-MN                        2.2222e-01  2.5421e+01  0.0087
## MSAGrand Junction, CO                       -1.6667e-01  2.5421e+01 -0.0066
## MSAGrand Rapids-Muskegon-Holland, MI         2.0889e+01  2.5421e+01  0.8217
## MSAGreat Falls, MT                          -2.2222e-01  2.5421e+01 -0.0087
## MSAGreeley, CO                              -1.1111e-01  2.5421e+01 -0.0044
## MSAGreen Bay, WI                             3.3333e-01  2.5421e+01  0.0131
## MSAGreensboro--Winston Salem--High Point, N  1.8667e+01  2.5421e+01  0.7343
## MSAGreenville-Spartanburg-Anderson, SC       2.5167e+01  2.5421e+01  0.9900
## MSAHagerstown, MD                            7.7778e-01  2.5421e+01  0.0306
## MSAHamilton-Middletown, OH                   5.3333e+00  2.5421e+01  0.2098
## MSAHarrisburg-Lebanon-Carlisle, PA           1.3722e+01  2.5421e+01  0.5398
## MSAHartford, CT                              6.5722e+01  2.5421e+01  2.5853
## MSAHickory-Morganton-Lenoir, NC              7.7778e-01  2.5421e+01  0.0306
## MSAHonolulu, HI                              5.1667e+00  2.5421e+01  0.2032
## MSAHouma, LA                                 2.7778e-01  2.5421e+01  0.0109
## MSAHouston, TX                               2.9578e+02  2.5421e+01 11.6350
## MSAHuntington-Ashland, WV-KY-OH              7.5913e-12  2.5421e+01  0.0000
## MSAHuntsville, AL                            1.3778e+01  2.5421e+01  0.5420
## MSAIndianapolis, IN                          7.5889e+01  2.5421e+01  2.9852
## MSAIowa City, IA                             2.8333e+00  2.5421e+01  0.1115
## MSAJackson, MI                               3.8889e-01  2.5421e+01  0.0153
## MSAJackson, MS                               8.3333e+00  2.5421e+01  0.3278
## MSAJacksonville, FL                          3.5722e+01  2.5421e+01  1.4052
## MSAJacksonville, NC                         -3.3333e-01  2.5421e+01 -0.0131
## MSAJamestown, NY                            -2.2222e-01  2.5421e+01 -0.0087
## MSAJanesville-Beloit, WI                     3.8889e-01  2.5421e+01  0.0153
## MSAJersey City, NJ                           4.3000e+01  2.5421e+01  1.6915
## MSAJohnson City-Kingsport-Bristol, TN-VA     3.2222e+00  2.5421e+01  0.1268
## MSAJohnstown, PA                             1.5000e+00  2.5421e+01  0.0590
## MSAJoplin, MO                               -6.9210e+01  2.5690e+01 -2.6941
## MSAKalamazoo-Battle Creek, MI                9.8333e+00  2.5421e+01  0.3868
## MSAKankakee, IL                             -3.8889e-01  2.5421e+01 -0.0153
## MSAKansas City, MO-KS                       -1.2917e+01  2.5821e+01 -0.5003
## MSAKenosha, WI                               1.1111e-01  2.5421e+01  0.0044
## MSAKilleen-Temple, TX                        5.0000e-01  2.5421e+01  0.0197
## MSAKnoxville, TN                             2.9722e+01  2.5421e+01  1.1692
## MSAKokomo, IN                               -3.8889e-01  2.5421e+01 -0.0153
## MSALa Crosse, WI-MN                         -2.7778e-01  2.5421e+01 -0.0109
## MSALafayette, IN                             4.2222e+00  2.5421e+01  0.1661
## MSALafayette, LA                             1.7222e+00  2.5421e+01  0.0677
## MSALake Charles, LA                         -3.3333e-01  2.5421e+01 -0.0131
## MSALakeland-Winter Haven, FL                 2.3333e+00  2.5421e+01  0.0918
## MSALancaster, PA                             1.5556e+00  2.5421e+01  0.0612
## MSALansing-East Lansing, MI                  3.2778e+00  2.5421e+01  0.1289
## MSALas Cruces, NM                           -3.8889e-01  2.5421e+01 -0.0153
## MSALas Vegas, NV-AZ                          2.1500e+01  2.5421e+01  0.8457
## MSALawrence, KS                              3.6111e+00  2.5421e+01  0.1420
## MSALawrence, MA-NH                           8.3500e+01  2.5421e+01  3.2846
## MSALewiston-Auburn, ME                      -1.6667e-01  2.5421e+01 -0.0066
## MSALexington-Fayette, KY                    -3.5240e+01  2.5505e+01 -1.3817
## MSALima, OH                                  2.1111e+00  2.5421e+01  0.0830
## MSALincoln, NE                               9.0000e+00  2.5421e+01  0.3540
## MSALittle Rock-North Little Rock, AR         1.0389e+01  2.5421e+01  0.4087
## MSALongview-Marshall, TX                     5.5556e-02  2.5421e+01  0.0022
## MSALos Angeles-Long Beach, CA                5.0921e+02  2.5541e+01 19.9370
## MSALouisville, KY-IN                         3.6889e+01  2.5421e+01  1.4511
## MSALowell, MA-NH                             1.2989e+02  2.5421e+01  5.1094
## MSALubbock, TX                               5.8189e-12  2.5421e+01  0.0000
## MSALynchburg, VA                             2.7778e-01  2.5421e+01  0.0109
## MSAMacon, GA                                 7.7778e-01  2.5421e+01  0.0306
## MSAMadison, WI                               5.4556e+01  2.5421e+01  2.1460
## MSAManchester, NH                            2.6111e+01  2.5421e+01  1.0271
## MSAMansfield, OH                            -3.8889e-01  2.5421e+01 -0.0153
## MSAMcAllen-Edinburg-Mission, TX              8.3333e-01  2.5421e+01  0.0328
## MSAMedford-Ashland, OR                       1.6111e+00  2.5421e+01  0.0634
## MSAMelbourne-Titusville-Palm Bay, FL         1.1222e+01  2.5421e+01  0.4414
## MSAMemphis, TN-AR-MS                         2.2889e+01  2.5421e+01  0.9004
## MSAMiami, FL                                -4.4528e+01  2.5821e+01 -1.7245
## MSAMiddlesex-Somerset-Hunterdon, NJ          1.4539e+02  2.5421e+01  5.7192
## MSAMilwaukee-Waukesha, WI                    3.5778e+01  2.5421e+01  1.4074
## MSAMinneapolis-St. Paul, MN-WI               2.7700e+02  2.5421e+01 10.8963
## MSAMissoula, MT                              5.4444e+00  2.5421e+01  0.2142
## MSAMobile, AL                                2.4444e+00  2.5421e+01  0.0962
## MSAModesto, CA                               2.2222e-01  2.5421e+01  0.0087
## MSAMonmouth-Ocean, NJ                        2.2500e+01  2.5421e+01  0.8851
## MSAMonroe, LA                               -7.9369e+00  2.5425e+01 -0.3122
## MSAMontgomery, AL                            2.7778e-01  2.5421e+01  0.0109
## MSAMuncie, IN                                7.2222e-01  2.5421e+01  0.0284
## MSAMyrtle Beach, SC                         -2.7778e-01  2.5421e+01 -0.0109
## MSANaples, FL                                4.4444e-01  2.5421e+01  0.0175
## MSANashua, NH                                3.8111e+01  2.5421e+01  1.4992
## MSANashville, TN                             1.6661e+02  2.5421e+01  6.5540
## MSANassau-Suffolk, NY                        4.4500e+01  2.5421e+01  1.7505
## MSANew Bedford, MA                          -2.7778e-01  2.5421e+01 -0.0109
## MSANew Haven-Meriden, CT                     1.1217e+02  2.5421e+01  4.4123
## MSANew London-Norwich, CT-RI                 5.5556e+00  2.5421e+01  0.2185
## MSANew Orleans, LA                          -1.0050e+02  2.6160e+01 -3.8416
## MSANew York, NY                              1.0642e+03  2.5897e+01 41.0941
## MSANewark, NJ                                9.2111e+01  2.5421e+01  3.6234
## MSANewburgh, NY-PA                          -1.6667e-01  2.5421e+01 -0.0066
## MSANorfolk-Virginia Beach-Newport News, VA-  1.6111e+01  2.5421e+01  0.6338
## MSAOakland, CA                               6.8106e+02  2.5421e+01 26.7906
## MSAOcala, FL                                 4.0556e+00  2.5421e+01  0.1595
## MSAOdessa-Midland, TX                        8.6667e+00  2.5421e+01  0.3409
## MSAOklahoma City, OK                         1.7833e+01  2.5421e+01  0.7015
## MSAOlympia, WA                               3.2222e+00  2.5421e+01  0.1268
## MSAOmaha, NE-IA                              2.1833e+01  2.5421e+01  0.8589
## MSAOrange County, CA                         4.1878e+02  2.5421e+01 16.4734
## MSAOrlando, FL                               1.5261e+02  2.5421e+01  6.0033
## MSAPanama City, FL                          -1.6667e-01  2.5421e+01 -0.0066
## MSAParkersburg-Marietta, WV-OH              -1.6667e-01  2.5421e+01 -0.0066
## MSAPensacola, FL                             7.2222e-01  2.5421e+01  0.0284
## MSAPeoria-Pekin, IL                          2.1111e+00  2.5421e+01  0.0830
## MSAPhiladelphia, PA-NJ                       3.7100e+02  2.5634e+01 14.4733
## MSAPhoenix, AZ                               1.4156e+02  2.5421e+01  5.5684
## MSAPine Bluff, AR                           -8.0480e+00  2.5425e+01 -0.3165
## MSAPittsburgh, PA                            3.0056e+02  2.5421e+01 11.8229
## MSAPittsfield, MA                           -4.0844e+01  2.5541e+01 -1.5991
## MSAPocatello, ID                            -3.3333e-01  2.5421e+01 -0.0131
## MSAPonce, PR                                -3.3333e-01  2.5421e+01 -0.0131
## MSAPortland-Vancouver, OR-WA                 1.5250e+02  2.5421e+01  5.9989
## MSAPortland, ME                              1.6278e+01  2.5421e+01  0.6403
## MSAPortsmouth-Rochester, NH-ME               3.2556e+01  2.5421e+01  1.2806
## MSAProvidence-Fall River-Warwick, RI-MA      5.4111e+01  2.5421e+01  2.1286
## MSAProvo-Orem, UT                            5.3167e+01  2.5421e+01  2.0914
## MSAPueblo, CO                               -5.5556e-02  2.5421e+01 -0.0022
## MSAPunta Gorda, FL                          -3.8889e-01  2.5421e+01 -0.0153
## MSARacine, WI                                1.1111e-01  2.5421e+01  0.0044
## MSARaleigh-Durham-Chapel Hill, NC            2.9711e+02  2.5421e+01 11.6874
## MSAReading, PA                               2.3333e+00  2.5421e+01  0.0918
## MSARedding, CA                              -3.3333e-01  2.5421e+01 -0.0131
## MSAReno, NV                                  1.3444e+01  2.5421e+01  0.5289
## MSARichland-Kennewick-Pasco, WA              4.4444e-01  2.5421e+01  0.0175
## MSARichmond-Petersburg, VA                   4.8000e+01  2.5421e+01  1.8882
## MSARiverside-San Bernardino, CA              6.5000e+00  2.5421e+01  0.2557
## MSARoanoke, VA                               8.6667e+00  2.5421e+01  0.3409
## MSARochester, MN                             1.8889e+00  2.5421e+01  0.0743
## MSARochester, NY                             1.7656e+01  2.5541e+01  0.6913
## MSARockford, IL                             -1.1111e-01  2.5421e+01 -0.0044
## MSARocky Mount, NC                          -4.6344e+01  2.5541e+01 -1.8145
## MSASacramento, CA                            3.0833e+01  2.5421e+01  1.2129
## MSASaginaw-Bay City-Midland, MI              6.6667e-01  2.5421e+01  0.0262
## MSASalem, OR                                 1.3812e-12  2.5421e+01  0.0000
## MSASalinas, CA                               3.5000e+00  2.5421e+01  0.1377
## MSASalt Lake City-Ogden, UT                  1.5578e+02  2.5421e+01  6.1278
## MSASan Angelo, TX                           -3.3333e-01  2.5421e+01 -0.0131
## MSASan Antonio, TX                           2.9611e+01  2.5421e+01  1.1648
## MSASan Diego, CA                             6.4356e+02  2.5634e+01 25.1060
## MSASan Francisco, CA                         2.2840e+03  2.5690e+01 88.9050
## MSASan Jose, CA                              1.8555e+03  2.5421e+01 72.9896
## MSASan Juan, PR                              1.3333e+00  2.5421e+01  0.0524
## MSASan Luis Obispo-Atascadero-Paso Robles,   5.2778e+00  2.5421e+01  0.2076
## MSASanta Barbara-Santa Maria-Lompoc, CA      6.5833e+01  2.5421e+01  2.5897
## MSASanta Cruz-Watsonville, CA                2.4000e+01  2.5421e+01  0.9441
## MSASanta Fe, NM                              7.3889e+00  2.5421e+01  0.2907
## MSASanta Rosa, CA                            5.6444e+01  2.5421e+01  2.2204
## MSASarasota-Bradenton, FL                    6.5000e+00  2.5421e+01  0.2557
## MSASavannah, GA                              7.0266e-12  2.5421e+01  0.0000
## MSAScranton--Wilkes-Barre--Hazleton, PA      3.1667e+00  2.5421e+01  0.1246
## MSASeattle-Bellevue-Everett, WA              5.5144e+02  2.5421e+01 21.6921
## MSASharon, PA                                8.3333e-01  2.5421e+01  0.0328
## MSASheboygan, WI                            -1.6667e-01  2.5421e+01 -0.0066
## MSASherman-Denison, TX                       1.6667e-01  2.5421e+01  0.0066
## MSAShreveport, LA                            6.2222e+00  2.5421e+01  0.2448
## MSASioux City, IA-NE                        -3.3333e-01  2.5421e+01 -0.0131
## MSASioux Falls, SD                           4.7222e+00  2.5421e+01  0.1858
## MSASouth Bend, IN                            3.7222e+00  2.5421e+01  0.1464
## MSASpokane, WA                               1.1000e+01  2.5421e+01  0.4327
## MSASpringfield, IL                          -3.3333e-01  2.5421e+01 -0.0131
## MSASpringfield, MA                           3.4444e+00  2.5421e+01  0.1355
## MSASpringfield, MO                           2.5556e+00  2.5421e+01  0.1005
## MSASt. Cloud, MN                             1.1667e+00  2.5421e+01  0.0459
## MSASt. Joseph, MO                           -3.3333e-01  2.5421e+01 -0.0131
## MSASt. Louis, MO-IL                          1.1689e+02  2.5421e+01  4.5980
## MSAStamford-Norwalk, CT                      9.8833e+01  2.5421e+01  3.8878
## MSAState College, PA                         5.3333e+00  2.5421e+01  0.2098
## MSASteubenville-Weirton, OH-WV               6.7771e-12  2.5421e+01  0.0000
## MSAStockton-Lodi, CA                         1.3333e+00  2.5421e+01  0.0524
## MSASumter, SC                               -3.3333e-01  2.5421e+01 -0.0131
## MSASyracuse, NY                              2.5556e+00  2.5421e+01  0.1005
## MSATacoma, WA                                1.6111e+00  2.5421e+01  0.0634
## MSATallahassee, FL                           1.0556e+00  2.5421e+01  0.0415
## MSATampa-St. Petersburg-Clearwater, FL       3.9878e+01  2.5541e+01  1.5613
## MSAToledo, OH                                4.6111e+00  2.5421e+01  0.1814
## MSATopeka, KS                                5.5556e-01  2.5421e+01  0.0219
## MSATrenton, NJ                               7.5056e+01  2.5421e+01  2.9525
## MSATucson, AZ                               -6.5584e+01  2.5821e+01 -2.5399
## MSATulsa, OK                                -6.6996e+00  2.5451e+01 -0.2632
## MSATyler, TX                                 8.3333e-01  2.5421e+01  0.0328
## MSAUnknown                                   2.6017e+02  2.5421e+01 10.2342
## MSAUtica-Rome, NY                            6.6667e-01  2.5421e+01  0.0262
## MSAVallejo-Fairfield-Napa, CA                1.1500e+01  2.5421e+01  0.4524
## MSAVentura, CA                               3.7667e+01  2.5421e+01  1.4817
## MSAVineland-Millville-Bridgeton, NJ         -6.1440e+01  2.5634e+01 -2.3968
## MSAVisalia-Tulare-Porterville, CA            5.4444e+00  2.5421e+01  0.2142
## MSAWaco, TX                                  5.0000e-01  2.5421e+01  0.0197
## MSAWashington, DC-MD-VA-WV                   4.9561e+02  2.6160e+01 18.9453
## MSAWaterbury, CT                             8.2222e+00  2.5421e+01  0.3234
## MSAWaterloo-Cedar Falls, IA                 -3.8889e-01  2.5421e+01 -0.0153
## MSAWausau, WI                               -1.6667e-01  2.5421e+01 -0.0066
## MSAWest Palm Beach-Boca Raton, FL            7.2944e+01  2.5421e+01  2.8694
## MSAWheeling, WV-OH                          -3.8889e-01  2.5421e+01 -0.0153
## MSAWichita Falls, TX                        -3.8889e-01  2.5421e+01 -0.0153
## MSAWichita, KS                              -7.8473e+01  2.5821e+01 -3.0391
## MSAWilliamsport, PA                         -1.6667e-01  2.5421e+01 -0.0066
## MSAWilmington-Newark, DE-MD                  2.1056e+01  2.5421e+01  0.8283
## MSAWilmington, NC                            4.3889e+00  2.5421e+01  0.1726
## MSAWorcester, MA-CT                          5.8333e+01  2.5421e+01  2.2947
## MSAYakima, WA                                3.8889e-01  2.5421e+01  0.0153
## MSAYolo, CA                                  5.6111e+00  2.5421e+01  0.2207
## MSAYork, PA                                  2.2222e-01  2.5421e+01  0.0087
## MSAYoungstown-Warren, OH                    -2.7147e+00  2.5425e+01 -0.1068
## MSAYuma, AZ                                 -3.8889e-01  2.5421e+01 -0.0153
## I(post * treated)                            1.3786e+02  7.4081e+00 18.6100
## factor(round_year)2003                       2.9560e-01  6.0481e+00  0.0489
## factor(round_year)2004                       3.7736e+00  6.0481e+00  0.6239
## factor(round_year)2005                       3.7619e+00  6.0483e+00  0.6220
## factor(round_year)2006                       1.1363e+01  6.0486e+00  1.8786
## factor(round_year)2007                       1.8835e+01  6.0489e+00  3.1138
## factor(round_year)2008                       1.9934e+01  6.0503e+00  3.2947
## factor(round_year)2009                       1.0203e+01  6.0546e+00  1.6852
## factor(round_year)2010                       2.0851e+01  6.0546e+00  3.4438
## factor(round_year)2011                       2.1625e+01  6.0569e+00  3.5704
## factor(round_year)2012                       2.2712e+01  6.0611e+00  3.7471
## factor(round_year)2013                       2.4438e+01  6.0611e+00  4.0320
## factor(round_year)2014                       2.7154e+01  6.0698e+00  4.4736
## factor(round_year)2015                       2.6558e+01  6.0784e+00  4.3693
## factor(round_year)2016                       2.7084e+01  6.0808e+00  4.4540
## factor(round_year)2017                       2.6795e+01  6.0858e+00  4.4030
## factor(round_year)2018                       3.2585e+01  6.0858e+00  5.3542
## factor(round_year)2019                       5.4294e+01  6.0939e+00  8.9095
##                                              Pr(>|t|)    
## (Intercept)                                 0.2986304    
## MSAAkron, OH                                0.5669593    
## MSAAlbany-Schenectady-Troy, NY              0.3553104    
## MSAAlbany, GA                               0.9895387    
## MSAAlbuquerque, NM                          0.3503469    
## MSAAlexandria, LA                           0.9982564    
## MSAAllentown-Bethlehem-Easton, PA           0.4026285    
## MSAAltoona, PA                              0.7037698    
## MSAAmarillo, TX                             0.9912822    
## MSAAnchorage, AK                            0.9912822    
## MSAAnn Arbor, MI                            0.0011536 ** 
## MSAAnniston, AL                             0.9895387    
## MSAAppleton-Oshkosh-Neenah, WI              0.9372950    
## MSAAsheville, NC                            0.5262635    
## MSAAthens, GA                               0.9008711    
## MSAAtlanta, GA                              < 2.2e-16 ***
## MSAAtlantic-Cape May, NJ                    0.9982564    
## MSAAuburn-Opelika, AL                       0.9895387    
## MSAAugusta-Aiken, GA-SC                     1.0000000    
## MSAAustin-San Marcos, TX                    < 2.2e-16 ***
## MSABakersfield, CA                          0.8732549    
## MSABaltimore, MD                            7.835e-11 ***
## MSABangor, ME                               0.9026014    
## MSABarnstable-Yarmouth, MA                  0.9668811    
## MSABaton Rouge, LA                          0.8100353    
## MSABeaumont-Port Arthur, TX                 1.0000000    
## MSABellingham, WA                           0.9912822    
## MSABenton Harbor, MI                        0.9912822    
## MSABergen-Passaic, NJ                       0.0047029 ** 
## MSABillings, MT                             0.9965128    
## MSABiloxi-Gulfport-Pascagoula, MS           0.9912822    
## MSABinghamton, NY                           0.9965128    
## MSABirmingham, AL                           0.2354127    
## MSABismarck, ND                             0.9877953    
## MSABloomington-Normal, IL                   0.9947692    
## MSABloomington, IN                          5.849e-05 ***
## MSABoise City, ID                           0.6908377    
## MSABoston, MA-NH                            < 2.2e-16 ***
## MSABoulder-Longmont, CO                     2.409e-16 ***
## MSABrazoria, TX                             0.9808222    
## MSABremerton, WA                            0.9686232    
## MSABridgeport, CT                           0.1632920    
## MSABrockton, MA                             0.6747990    
## MSABrownsville-Harlingen-San Benito, TX     0.9895387    
## MSABryan-College Station, TX                0.9199292    
## MSABuffalo-Niagara Falls, NY                0.6437459    
## MSABurlington, VT                           0.2872486    
## MSACaguas, PR                               0.9895387    
## MSACanton-Massillon, OH                     0.6525922    
## MSACasper, WY                               0.9895387    
## MSACedar Rapids, IA                         0.9026014    
## MSAChampaign-Urbana, IL                     0.5566453    
## MSACharleston, SC                           0.7282473    
## MSACharleston, WV                           0.1384203    
## MSACharlotte-Gastonia-Rock Hill, NC-SC      0.0010437 ** 
## MSACharlottesville, VA                      0.4721774    
## MSAChattanooga, TN-GA                       0.6369152    
## MSACheyenne, WY                             0.9912822    
## MSAChicago, IL                              < 2.2e-16 ***
## MSAChico-Paradise, CA                       0.9668811    
## MSACincinnati, OH-KY-IN                     0.2346833    
## MSAClarksville-Hopkinsville, TN-KY          0.9877953    
## MSACleveland-Lorain-Elyria, OH              2.168e-05 ***
## MSAColorado Springs, CO                     0.5984392    
## MSAColumbia, MO                             0.9442501    
## MSAColumbia, SC                             0.9303446    
## MSAColumbus, GA-AL                          0.7713255    
## MSAColumbus, OH                             0.0063628 ** 
## MSACorpus Christi, TX                       0.9860519    
## MSACorvallis, OR                            0.9512096    
## MSADallas, TX                               < 2.2e-16 ***
## MSADanbury, CT                              0.6291367    
## MSADanville, VA                             0.9895387    
## MSADavenport-Moline-Rock Island, IA-IL      0.9965128    
## MSADayton-Springfield, OH                   0.8956829    
## MSADaytona Beach, FL                        0.0010572 ** 
## MSADecatur, IL                              0.9877953    
## MSADenver, CO                               < 2.2e-16 ***
## MSADes Moines, IA                           0.8338341    
## MSADetroit, MI                              0.0002435 ***
## MSADothan, AL                               0.9877953    
## MSADover, DE                                0.9668811    
## MSADubuque, IA                              0.9930257    
## MSADuluth-Superior, MN-WI                   0.9407720    
## MSADutchess County, NY                      0.9965128    
## MSAEau Claire, WI                           0.9668811    
## MSAEl Paso, TX                              1.0000000    
## MSAElkhart-Goshen, IN                       0.9633972    
## MSAElmira, NY                               0.9877953    
## MSAErie, PA                                 0.9390333    
## MSAEugene-Springfield, OR                   0.9494693    
## MSAEvansville-Henderson, IN-KY              0.9546907    
## MSAFargo-Moorhead, ND-MN                    0.9633972    
## MSAFayetteville-Springdale-Rogers, AR       0.1732186    
## MSAFayetteville, NC                         0.9877953    
## MSAFitchburg-Leominster, MA                 0.9965128    
## MSAFlagstaff, AZ-UT                         0.9982564    
## MSAFlint, MI                                0.9965128    
## MSAFlorence, AL                             0.9930257    
## MSAFlorence, SC                             0.9877953    
## MSAFort Collins-Loveland, CO                0.7135256    
## MSAFort Lauderdale, FL                      0.0095715 ** 
## MSAFort Myers-Cape Coral, FL                0.9581727    
## MSAFort Pierce-Port St. Lucie, FL           0.9112600    
## MSAFort Smith, AR-OK                        0.9912822    
## MSAFort Walton Beach, FL                    0.9930257    
## MSAFort Wayne, IN                           0.3927138    
## MSAFort Worth-Arlington, TX                 0.1747988    
## MSAFresno, CA                               0.9546907    
## MSAGadsden, AL                              0.9877953    
## MSAGainesville, FL                          0.4762262    
## MSAGalveston-Texas City, TX                 0.9668811    
## MSAGary, IN                                 0.9251353    
## MSAGlens Falls, NY                          0.9895387    
## MSAGoldsboro, NC                            0.9895387    
## MSAGrand Forks, ND-MN                       0.9930257    
## MSAGrand Junction, CO                       0.9947692    
## MSAGrand Rapids-Muskegon-Holland, MI        0.4112815    
## MSAGreat Falls, MT                          0.9930257    
## MSAGreeley, CO                              0.9965128    
## MSAGreen Bay, WI                            0.9895387    
## MSAGreensboro--Winston Salem--High Point, N 0.4628045    
## MSAGreenville-Spartanburg-Anderson, SC      0.3222288    
## MSAHagerstown, MD                           0.9755934    
## MSAHamilton-Middletown, OH                  0.8338341    
## MSAHarrisburg-Lebanon-Carlisle, PA          0.5893643    
## MSAHartford, CT                             0.0097552 ** 
## MSAHickory-Morganton-Lenoir, NC             0.9755934    
## MSAHonolulu, HI                             0.8389546    
## MSAHouma, LA                                0.9912822    
## MSAHouston, TX                              < 2.2e-16 ***
## MSAHuntington-Ashland, WV-KY-OH             1.0000000    
## MSAHuntsville, AL                           0.5878580    
## MSAIndianapolis, IN                         0.0028463 ** 
## MSAIowa City, IA                            0.9112600    
## MSAJackson, MI                              0.9877953    
## MSAJackson, MS                              0.7430699    
## MSAJacksonville, FL                         0.1600189    
## MSAJacksonville, NC                         0.9895387    
## MSAJamestown, NY                            0.9930257    
## MSAJanesville-Beloit, WI                    0.9877953    
## MSAJersey City, NJ                          0.0908016 .  
## MSAJohnson City-Kingsport-Bristol, TN-VA    0.8991412    
## MSAJohnstown, PA                            0.9529500    
## MSAJoplin, MO                               0.0070806 ** 
## MSAKalamazoo-Battle Creek, MI               0.6989099    
## MSAKankakee, IL                             0.9877953    
## MSAKansas City, MO-KS                       0.6169176    
## MSAKenosha, WI                              0.9965128    
## MSAKilleen-Temple, TX                       0.9843086    
## MSAKnoxville, TN                            0.2423826    
## MSAKokomo, IN                               0.9877953    
## MSALa Crosse, WI-MN                         0.9912822    
## MSALafayette, IN                            0.8680930    
## MSALafayette, LA                            0.9459896    
## MSALake Charles, LA                         0.9895387    
## MSALakeland-Winter Haven, FL                0.9268714    
## MSALancaster, PA                            0.9512096    
## MSALansing-East Lansing, MI                 0.8974118    
## MSALas Cruces, NM                           0.9877953    
## MSALas Vegas, NV-AZ                         0.3977333    
## MSALawrence, KS                             0.8870458    
## MSALawrence, MA-NH                          0.0010277 ** 
## MSALewiston-Auburn, ME                      0.9947692    
## MSALexington-Fayette, KY                    0.1671152    
## MSALima, OH                                 0.9338192    
## MSALincoln, NE                              0.7233286    
## MSALittle Rock-North Little Rock, AR        0.6828004    
## MSALongview-Marshall, TX                    0.9982564    
## MSALos Angeles-Long Beach, CA               < 2.2e-16 ***
## MSALouisville, KY-IN                        0.1468116    
## MSALowell, MA-NH                            3.343e-07 ***
## MSALubbock, TX                              1.0000000    
## MSALynchburg, VA                            0.9912822    
## MSAMacon, GA                                0.9755934    
## MSAMadison, WI                              0.0319137 *  
## MSAManchester, NH                           0.3044051    
## MSAMansfield, OH                            0.9877953    
## MSAMcAllen-Edinburg-Mission, TX             0.9738506    
## MSAMedford-Ashland, OR                      0.9494693    
## MSAMelbourne-Titusville-Palm Bay, FL        0.6589067    
## MSAMemphis, TN-AR-MS                        0.3679592    
## MSAMiami, FL                                0.0846795 .  
## MSAMiddlesex-Somerset-Hunterdon, NJ         1.128e-08 ***
## MSAMilwaukee-Waukesha, WI                   0.1593702    
## MSAMinneapolis-St. Paul, MN-WI              < 2.2e-16 ***
## MSAMissoula, MT                             0.8304244    
## MSAMobile, AL                               0.9233995    
## MSAModesto, CA                              0.9930257    
## MSAMonmouth-Ocean, NJ                       0.3761527    
## MSAMonroe, LA                               0.7549212    
## MSAMontgomery, AL                           0.9912822    
## MSAMuncie, IN                               0.9773362    
## MSAMyrtle Beach, SC                         0.9912822    
## MSANaples, FL                               0.9860519    
## MSANashua, NH                               0.1338872    
## MSANashville, TN                            6.125e-11 ***
## MSANassau-Suffolk, NY                       0.0800902 .  
## MSANew Bedford, MA                          0.9912822    
## MSANew Haven-Meriden, CT                    1.043e-05 ***
## MSANew London-Norwich, CT-RI                0.8270179    
## MSANew Orleans, LA                          0.0001236 ***
## MSANew York, NY                             < 2.2e-16 ***
## MSANewark, NJ                               0.0002935 ***
## MSANewburgh, NY-PA                          0.9947692    
## MSANorfolk-Virginia Beach-Newport News, VA- 0.5262635    
## MSAOakland, CA                              < 2.2e-16 ***
## MSAOcala, FL                                0.8732549    
## MSAOdessa-Midland, TX                       0.7331772    
## MSAOklahoma City, OK                        0.4830162    
## MSAOlympia, WA                              0.8991412    
## MSAOmaha, NE-IA                             0.3904582    
## MSAOrange County, CA                        < 2.2e-16 ***
## MSAOrlando, FL                              2.060e-09 ***
## MSAPanama City, FL                          0.9947692    
## MSAParkersburg-Marietta, WV-OH              0.9947692    
## MSAPensacola, FL                            0.9773362    
## MSAPeoria-Pekin, IL                         0.9338192    
## MSAPhiladelphia, PA-NJ                      < 2.2e-16 ***
## MSAPhoenix, AZ                              2.696e-08 ***
## MSAPine Bluff, AR                           0.7516025    
## MSAPittsburgh, PA                           < 2.2e-16 ***
## MSAPittsfield, MA                           0.1098482    
## MSAPocatello, ID                            0.9895387    
## MSAPonce, PR                                0.9895387    
## MSAPortland-Vancouver, OR-WA                2.116e-09 ***
## MSAPortland, ME                             0.5219934    
## MSAPortsmouth-Rochester, NH-ME              0.2003770    
## MSAProvidence-Fall River-Warwick, RI-MA     0.0333356 *  
## MSAProvo-Orem, UT                           0.0365378 *  
## MSAPueblo, CO                               0.9982564    
## MSAPunta Gorda, FL                          0.9877953    
## MSARacine, WI                               0.9965128    
## MSARaleigh-Durham-Chapel Hill, NC           < 2.2e-16 ***
## MSAReading, PA                              0.9268714    
## MSARedding, CA                              0.9895387    
## MSAReno, NV                                 0.5969223    
## MSARichland-Kennewick-Pasco, WA             0.9860519    
## MSARichmond-Petersburg, VA                  0.0590566 .  
## MSARiverside-San Bernardino, CA             0.7982000    
## MSARoanoke, VA                              0.7331772    
## MSARochester, MN                            0.9407720    
## MSARochester, NY                            0.4894135    
## MSARockford, IL                             0.9965128    
## MSARocky Mount, NC                          0.0696596 .  
## MSASacramento, CA                           0.2252257    
## MSASaginaw-Bay City-Midland, MI             0.9790792    
## MSASalem, OR                                1.0000000    
## MSASalinas, CA                              0.8904991    
## MSASalt Lake City-Ogden, UT                 9.542e-10 ***
## MSASan Angelo, TX                           0.9895387    
## MSASan Antonio, TX                          0.2441476    
## MSASan Diego, CA                            < 2.2e-16 ***
## MSASan Francisco, CA                        < 2.2e-16 ***
## MSASan Jose, CA                             < 2.2e-16 ***
## MSASan Juan, PR                             0.9581727    
## MSASan Luis Obispo-Atascadero-Paso Robles,  0.8355402    
## MSASanta Barbara-Santa Maria-Lompoc, CA     0.0096324 ** 
## MSASanta Cruz-Watsonville, CA               0.3451681    
## MSASanta Fe, NM                             0.7713255    
## MSASanta Rosa, CA                           0.0264364 *  
## MSASarasota-Bradenton, FL                   0.7982000    
## MSASavannah, GA                             1.0000000    
## MSAScranton--Wilkes-Barre--Hazleton, PA     0.9008711    
## MSASeattle-Bellevue-Everett, WA             < 2.2e-16 ***
## MSASharon, PA                               0.9738506    
## MSASheboygan, WI                            0.9947692    
## MSASherman-Denison, TX                      0.9947692    
## MSAShreveport, LA                           0.8066492    
## MSASioux City, IA-NE                        0.9895387    
## MSASioux Falls, SD                          0.8526418    
## MSASouth Bend, IN                           0.8835947    
## MSASpokane, WA                              0.6652456    
## MSASpringfield, IL                          0.9895387    
## MSASpringfield, MA                          0.8922265    
## MSASpringfield, MO                          0.9199292    
## MSASt. Cloud, MN                            0.9633972    
## MSASt. Joseph, MO                           0.9895387    
## MSASt. Louis, MO-IL                         4.362e-06 ***
## MSAStamford-Norwalk, CT                     0.0001024 ***
## MSAState College, PA                        0.8338341    
## MSASteubenville-Weirton, OH-WV              1.0000000    
## MSAStockton-Lodi, CA                        0.9581727    
## MSASumter, SC                               0.9895387    
## MSASyracuse, NY                             0.9199292    
## MSATacoma, WA                               0.9494693    
## MSATallahassee, FL                          0.9668811    
## MSATampa-St. Petersburg-Clearwater, FL      0.1185004    
## MSAToledo, OH                               0.8560707    
## MSATopeka, KS                               0.9825654    
## MSATrenton, NJ                              0.0031662 ** 
## MSATucson, AZ                               0.0111161 *  
## MSATulsa, OK                                0.7923810    
## MSATyler, TX                                0.9738506    
## MSAUnknown                                  < 2.2e-16 ***
## MSAUtica-Rome, NY                           0.9790792    
## MSAVallejo-Fairfield-Napa, CA               0.6510174    
## MSAVentura, CA                              0.1384812    
## MSAVineland-Millville-Bridgeton, NJ         0.0165713 *  
## MSAVisalia-Tulare-Porterville, CA           0.8304244    
## MSAWaco, TX                                 0.9843086    
## MSAWashington, DC-MD-VA-WV                  < 2.2e-16 ***
## MSAWaterbury, CT                            0.7463770    
## MSAWaterloo-Cedar Falls, IA                 0.9877953    
## MSAWausau, WI                               0.9947692    
## MSAWest Palm Beach-Boca Raton, FL           0.0041284 ** 
## MSAWheeling, WV-OH                          0.9877953    
## MSAWichita Falls, TX                        0.9877953    
## MSAWichita, KS                              0.0023845 ** 
## MSAWilliamsport, PA                         0.9947692    
## MSAWilmington-Newark, DE-MD                 0.4075596    
## MSAWilmington, NC                           0.8629367    
## MSAWorcester, MA-CT                         0.0217913 *  
## MSAYakima, WA                               0.9877953    
## MSAYolo, CA                                 0.8253159    
## MSAYork, PA                                 0.9930257    
## MSAYoungstown-Warren, OH                    0.9149724    
## MSAYuma, AZ                                 0.9877953    
## I(post * treated)                           < 2.2e-16 ***
## factor(round_year)2003                      0.9610215    
## factor(round_year)2004                      0.5327039    
## factor(round_year)2005                      0.5339901    
## factor(round_year)2006                      0.0603507 .  
## factor(round_year)2007                      0.0018566 ** 
## factor(round_year)2008                      0.0009918 ***
## factor(round_year)2009                      0.0920077 .  
## factor(round_year)2010                      0.0005779 ***
## factor(round_year)2011                      0.0003596 ***
## factor(round_year)2012                      0.0001808 ***
## factor(round_year)2013                      5.608e-05 ***
## factor(round_year)2014                      7.849e-06 ***
## factor(round_year)2015                      1.270e-05 ***
## factor(round_year)2016                      8.598e-06 ***
## factor(round_year)2017                      1.088e-05 ***
## factor(round_year)2018                      8.947e-08 ***
## factor(round_year)2019                      < 2.2e-16 ***
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## 
## Total Sum of Squares:    334140000
## Residual Sum of Squares: 31338000
## R-Squared:      0.90621
## Adj. R-Squared: 0.90038
## F-statistic: 155.409 on 335 and 5388 DF, p-value: < 2.22e-16

fixed-effects

Following the instructions on the feols package we aggregate the analysis using Fixed Effects

est_comb = feols(sum_round_numbers~ MSA | treated^year_treated, news_MSA_VC )
## Variables 'MSABloomington, IN', 'MSABoston, MA-NH' and 10 others have been removed because of collinearity (see $collin.var).
summary(est_comb, vcov = "twoway")
## OLS estimation, Dep. Var.: sum_round_numbers
## Observations: 5,724 
## Fixed-effects: treated^year_treated: 13
## Standard-errors: Clustered (treated^year_treated) 
##                                                  Estimate   Std. Error
## MSAAkron, OH                                 1.455556e+01 1.816989e-10
## MSAAlbany-Schenectady-Troy, NY               2.350000e+01 1.839238e-10
## MSAAlbany, GA                                3.333333e-01 1.774472e-10
## MSAAlbuquerque, NM                          -1.088389e+03 4.175414e-12
## MSAAlexandria, LA                           -5.555556e-02 1.771921e-10
## MSAAllentown-Bethlehem-Easton, PA            2.127778e+01 1.841756e-10
## MSAAltoona, PA                               9.666667e+00 1.811475e-10
## MSAAmarillo, TX                             -2.777778e-01 1.788879e-10
## MSAAnchorage, AK                            -2.777778e-01 1.783330e-10
## MSAAnn Arbor, MI                             8.266667e+01 1.968191e-10
## MSAAnniston, AL                             -3.333333e-01 1.784682e-10
## MSAAppleton-Oshkosh-Neenah, WI               2.000000e+00 1.776194e-10
## MSAAsheville, NC                             1.611111e+01 1.827981e-10
## MSAAthens, GA                                3.166667e+00 1.800721e-10
## MSAAtlanta, GA                               4.331111e+02 2.289927e-10
## MSAAtlantic-Cape May, NJ                     5.555556e-02 1.797190e-10
## MSAAuburn-Opelika, AL                        3.333333e-01 1.781464e-10
## MSAAugusta-Aiken, GA-SC                      1.680000e-10 1.798085e-10
## MSAAustin-San Marcos, TX                     4.861111e+02 2.415342e-10
## MSABakersfield, CA                           4.055556e+00 1.802812e-10
## MSABaltimore, MD                             1.656667e+02 1.951710e-10
## MSABangor, ME                                3.111111e+00 1.795992e-10
## MSABarnstable-Yarmouth, MA                   1.055556e+00 1.797265e-10
## MSABaton Rouge, LA                           6.111111e+00 1.831713e-10
## MSABeaumont-Port Arthur, TX                  1.690000e-10 1.802113e-10
## MSABellingham, WA                            2.777778e-01 1.811319e-10
## MSABenton Harbor, MI                        -2.777778e-01 1.799216e-10
## MSABergen-Passaic, NJ                        7.188889e+01 1.968699e-10
## MSABillings, MT                             -1.111111e-01 1.798507e-10
## MSABiloxi-Gulfport-Pascagoula, MS           -2.777778e-01 1.779302e-10
## MSABinghamton, NY                           -1.111111e-01 1.795619e-10
## MSABirmingham, AL                            3.016667e+01 1.859361e-10
## MSABismarck, ND                              3.888889e-01 1.782166e-10
## MSABloomington-Normal, IL                   -1.666667e-01 1.807840e-10
## MSABoise City, ID                            1.011111e+01 1.820203e-10
## MSABoulder-Longmont, CO                      2.091111e+02 2.045362e-10
## MSABrazoria, TX                              6.111111e-01 1.812789e-10
## MSABremerton, WA                             1.000000e+00 1.785163e-10
## MSABridgeport, CT                            3.544444e+01 1.846827e-10
## MSABrockton, MA                              1.066667e+01 1.836022e-10
## MSABrownsville-Harlingen-San Benito, TX     -3.333333e-01 1.788710e-10
## MSABryan-College Station, TX                 2.555556e+00 1.791870e-10
## MSABuffalo-Niagara Falls, NY                 2.344444e+01 8.324000e-14
## MSABurlington, VT                            2.705556e+01 1.843306e-10
## MSACaguas, PR                               -3.333333e-01 1.802012e-10
## MSACanton-Massillon, OH                      1.144444e+01 1.819010e-10
## MSACasper, WY                               -3.333333e-01 1.779665e-10
## MSACedar Rapids, IA                          3.111111e+00 1.806480e-10
## MSAChampaign-Urbana, IL                      1.494444e+01 1.838234e-10
## MSACharleston, SC                            8.833333e+00 1.808796e-10
## MSACharleston, WV                           -2.555556e+00 1.879100e-14
## MSACharlotte-Gastonia-Rock Hill, NC-SC       8.338889e+01 1.950331e-10
## MSACharlottesville, VA                       1.827778e+01 1.856134e-10
## MSAChattanooga, TN-GA                        1.200000e+01 1.835366e-10
## MSACheyenne, WY                             -2.777778e-01 1.804461e-10
## MSAChicago, IL                               4.827778e+02 2.330954e-10
## MSAChico-Paradise, CA                        1.055556e+00 1.799623e-10
## MSAClarksville-Hopkinsville, TN-KY          -3.888889e-01 1.799867e-10
## MSACleveland-Lorain-Elyria, OH               1.080556e+02 1.982865e-10
## MSAColorado Springs, CO                      1.338889e+01 1.830993e-10
## MSAColumbia, MO                              1.777778e+00 1.809876e-10
## MSAColumbia, SC                              2.222222e+00 1.803169e-10
## MSAColumbus, GA-AL                           7.388889e+00 1.834915e-10
## MSAColumbus, OH                              6.938889e+01 1.936492e-10
## MSACorpus Christi, TX                        4.444444e-01 1.800501e-10
## MSACorvallis, OR                             1.555556e+00 1.820673e-10
## MSADallas, TX                                4.078333e+02 2.162221e-10
## MSADanbury, CT                               1.227778e+01 1.842211e-10
## MSADanville, VA                             -3.333333e-01 1.804292e-10
## MSADavenport-Moline-Rock Island, IA-IL      -1.111111e-01 1.809832e-10
## MSADayton-Springfield, OH                    3.333333e+00 1.807839e-10
## MSADaytona Beach, FL                        -1.149056e+03 3.648420e-12
## MSADecatur, IL                              -3.888889e-01 1.803667e-10
## MSADenver, CO                                3.997222e+02 2.430855e-12
## MSADes Moines, IA                            5.333333e+00 1.819319e-10
## MSADetroit, MI                               9.333333e+01 1.975299e-10
## MSADothan, AL                               -3.888889e-01 1.805567e-10
## MSADover, DE                                 1.055556e+00 1.803499e-10
## MSADubuque, IA                              -2.222222e-01 1.807139e-10
## MSADuluth-Superior, MN-WI                    1.888889e+00 1.805956e-10
## MSADutchess County, NY                       1.111111e-01 1.805719e-10
## MSAEau Claire, WI                            1.055556e+00 1.783811e-10
## MSAEl Paso, TX                               1.690000e-10 1.807206e-10
## MSAElkhart-Goshen, IN                        1.166667e+00 1.806724e-10
## MSAElmira, NY                               -3.888889e-01 1.808760e-10
## MSAErie, PA                                  1.944444e+00 1.799667e-10
## MSAEugene-Springfield, OR                    1.611111e+00 1.784207e-10
## MSAEvansville-Henderson, IN-KY               1.444444e+00 1.809470e-10
## MSAFargo-Moorhead, ND-MN                     1.166667e+00 1.802011e-10
## MSAFayetteville-Springdale-Rogers, AR        5.000000e-01 4.217400e-14
## MSAFayetteville, NC                         -3.888889e-01 1.803363e-10
## MSAFitchburg-Leominster, MA                  1.111111e-01 1.811192e-10
## MSAFlagstaff, AZ-UT                          5.555556e-02 1.788524e-10
## MSAFlint, MI                                 1.111111e-01 1.786946e-10
## MSAFlorence, AL                             -2.222222e-01 1.806758e-10
## MSAFlorence, SC                             -3.888889e-01 1.781168e-10
## MSAFort Collins-Loveland, CO                 9.333333e+00 1.816466e-10
## MSAFort Lauderdale, FL                       6.588889e+01 1.915019e-10
## MSAFort Myers-Cape Coral, FL                 1.333333e+00 1.813389e-10
## MSAFort Pierce-Port St. Lucie, FL            2.833333e+00 1.816047e-10
## MSAFort Smith, AR-OK                        -2.777778e-01 1.788575e-10
## MSAFort Walton Beach, FL                     2.222222e-01 1.820118e-10
## MSAFort Wayne, IN                           -1.505556e+01 6.330000e-16
## MSAFort Worth-Arlington, TX                  3.450000e+01 1.867128e-10
## MSAFresno, CA                                1.444444e+00 1.806962e-10
## MSAGadsden, AL                              -3.888889e-01 1.803743e-10
## MSAGainesville, FL                           1.811111e+01 1.849383e-10
## MSAGalveston-Texas City, TX                  1.055556e+00 1.820903e-10
## MSAGary, IN                                  2.388889e+00 1.781026e-10
## MSAGlens Falls, NY                          -3.333333e-01 1.808929e-10
## MSAGoldsboro, NC                            -3.333333e-01 1.789851e-10
## MSAGrand Forks, ND-MN                        2.222222e-01 1.805904e-10
## MSAGrand Junction, CO                       -1.666667e-01 1.780172e-10
## MSAGrand Rapids-Muskegon-Holland, MI         2.088889e+01 1.829577e-10
## MSAGreat Falls, MT                          -2.222222e-01 1.793305e-10
## MSAGreeley, CO                              -1.111111e-01 1.787258e-10
## MSAGreen Bay, WI                             3.333333e-01 1.798109e-10
## MSAGreensboro--Winston Salem--High Point, N  1.866667e+01 1.823415e-10
## MSAGreenville-Spartanburg-Anderson, SC       2.516667e+01 1.824186e-10
## MSAHagerstown, MD                            7.777778e-01 1.787756e-10
## MSAHamilton-Middletown, OH                   5.333333e+00 1.787249e-10
## MSAHarrisburg-Lebanon-Carlisle, PA           1.372222e+01 1.834742e-10
## MSAHartford, CT                              6.572222e+01 1.883185e-10
## MSAHickory-Morganton-Lenoir, NC              7.777778e-01 1.791328e-10
## MSAHonolulu, HI                              5.166667e+00 1.829454e-10
## MSAHouma, LA                                 2.777778e-01 1.784488e-10
## MSAHouston, TX                               2.957778e+02 1.953238e-10
## MSAHuntington-Ashland, WV-KY-OH              1.720000e-10 1.838369e-10
## MSAHuntsville, AL                            1.377778e+01 1.827246e-10
## MSAIndianapolis, IN                          7.588889e+01 1.937855e-10
## MSAIowa City, IA                             2.833333e+00 1.825629e-10
## MSAJackson, MI                               3.888889e-01 1.839324e-10
## MSAJackson, MS                               8.333333e+00 1.848465e-10
## MSAJacksonville, FL                          3.572222e+01 1.871291e-10
## MSAJacksonville, NC                         -3.333333e-01 1.831807e-10
## MSAJamestown, NY                            -2.222222e-01 1.836326e-10
## MSAJanesville-Beloit, WI                     3.888889e-01 1.840313e-10
## MSAJersey City, NJ                           4.300000e+01 1.896317e-10
## MSAJohnson City-Kingsport-Bristol, TN-VA     3.222222e+00 1.846419e-10
## MSAJohnstown, PA                             1.500000e+00 1.835559e-10
## MSAJoplin, MO                               -2.353167e+03 6.486080e-13
## MSAKalamazoo-Battle Creek, MI                9.833333e+00 1.857514e-10
## MSAKankakee, IL                             -3.888889e-01 1.818413e-10
## MSAKansas City, MO-KS                        6.555556e+01 1.522128e-12
## MSAKenosha, WI                               1.111111e-01 1.833844e-10
## MSAKilleen-Temple, TX                        5.000000e-01 1.814655e-10
## MSAKnoxville, TN                             2.972222e+01 1.857082e-10
## MSAKokomo, IN                               -3.888889e-01 1.815220e-10
## MSALa Crosse, WI-MN                         -2.777778e-01 1.830380e-10
## MSALafayette, IN                             4.222222e+00 1.827339e-10
## MSALafayette, LA                             1.722222e+00 1.818751e-10
## MSALake Charles, LA                         -3.333333e-01 1.827551e-10
## MSALakeland-Winter Haven, FL                 2.333333e+00 1.828514e-10
## MSALancaster, PA                             1.555556e+00 1.810871e-10
## MSALansing-East Lansing, MI                  3.277778e+00 1.824390e-10
## MSALas Cruces, NM                           -3.888889e-01 1.793406e-10
## MSALas Vegas, NV-AZ                          2.150000e+01 1.829784e-10
## MSALawrence, KS                              3.611111e+00 1.795230e-10
## MSALawrence, MA-NH                           8.350000e+01 1.888763e-10
## MSALewiston-Auburn, ME                      -1.666667e-01 1.795754e-10
## MSALima, OH                                  2.111111e+00 1.817653e-10
## MSALincoln, NE                               9.000000e+00 1.821160e-10
## MSALittle Rock-North Little Rock, AR         1.038889e+01 1.833134e-10
## MSALongview-Marshall, TX                     5.555556e-02 1.811632e-10
## MSALos Angeles-Long Beach, CA                4.693333e+02 3.704793e-12
## MSALouisville, KY-IN                         3.688889e+01 1.868820e-10
## MSALowell, MA-NH                             1.298889e+02 1.941006e-10
## MSALubbock, TX                               1.690000e-10 1.811386e-10
## MSALynchburg, VA                             2.777778e-01 1.820668e-10
## MSAMacon, GA                                 7.777778e-01 1.835337e-10
## MSAMadison, WI                               5.455556e+01 1.883694e-10
## MSAManchester, NH                            2.611111e+01 1.867148e-10
## MSAMansfield, OH                            -3.888889e-01 1.835059e-10
## MSAMcAllen-Edinburg-Mission, TX              8.333333e-01 1.820760e-10
## MSAMedford-Ashland, OR                       1.611111e+00 1.812713e-10
## MSAMelbourne-Titusville-Palm Bay, FL         1.122222e+01 1.821675e-10
## MSAMemphis, TN-AR-MS                         2.288889e+01 1.823372e-10
## MSAMiami, FL                                 3.394444e+01 1.517694e-12
## MSAMiddlesex-Somerset-Hunterdon, NJ          1.453889e+02 1.954972e-10
## MSAMilwaukee-Waukesha, WI                    3.577778e+01 1.837926e-10
## MSAMinneapolis-St. Paul, MN-WI               2.770000e+02 1.897107e-10
## MSAMissoula, MT                              5.444444e+00 1.805595e-10
## MSAMobile, AL                                2.444444e+00 1.806580e-10
## MSAModesto, CA                               2.222222e-01 1.807501e-10
## MSAMonmouth-Ocean, NJ                        2.250000e+01 1.846157e-10
## MSAMonroe, LA                               -5.222222e+00 2.011100e-14
## MSAMontgomery, AL                            2.777778e-01 1.823632e-10
## MSAMuncie, IN                                7.222222e-01 1.817079e-10
## MSAMyrtle Beach, SC                         -2.777778e-01 1.822703e-10
## MSANaples, FL                                4.444444e-01 1.812509e-10
## MSANashua, NH                                3.811111e+01 1.857383e-10
## MSANashville, TN                             1.666111e+02 1.891142e-10
## MSANassau-Suffolk, NY                        4.450000e+01 1.855613e-10
## MSANew Bedford, MA                          -2.777778e-01 1.819359e-10
## MSANew Haven-Meriden, CT                     1.121667e+02 1.902609e-10
## MSANew London-Norwich, CT-RI                 5.555556e+00 1.815353e-10
## MSANew Orleans, LA                          -5.961111e+02 1.486390e-13
## MSANewark, NJ                                9.211111e+01 1.891028e-10
## MSANewburgh, NY-PA                          -1.666667e-01 1.818860e-10
## MSANorfolk-Virginia Beach-Newport News, VA-  1.611111e+01 1.825222e-10
## MSAOakland, CA                               6.810556e+02 2.325689e-10
## MSAOcala, FL                                 4.055556e+00 1.800222e-10
## MSAOdessa-Midland, TX                        8.666667e+00 1.810942e-10
## MSAOklahoma City, OK                         1.783333e+01 1.815709e-10
## MSAOlympia, WA                               3.222222e+00 1.816090e-10
## MSAOmaha, NE-IA                              2.183333e+01 1.834410e-10
## MSAOrange County, CA                         4.187778e+02 1.954509e-10
## MSAOrlando, FL                               1.526111e+02 1.889765e-10
## MSAPanama City, FL                          -1.666667e-01 1.806471e-10
## MSAParkersburg-Marietta, WV-OH              -1.666667e-01 1.795602e-10
## MSAPensacola, FL                             7.222222e-01 1.794352e-10
## MSAPeoria-Pekin, IL                          2.111111e+00 1.801615e-10
## MSAPhiladelphia, PA-NJ                       4.324444e+02 1.843621e-12
## MSAPhoenix, AZ                               1.415556e+02 1.920369e-10
## MSAPine Bluff, AR                           -5.333333e+00 1.694400e-14
## MSAPittsburgh, PA                            3.005556e+02 1.885193e-10
## MSAPittsfield, MA                           -8.072222e+01 1.628065e-12
## MSAPocatello, ID                            -3.333333e-01 1.813337e-10
## MSAPonce, PR                                -3.333333e-01 1.819798e-10
## MSAPortland-Vancouver, OR-WA                 1.525000e+02 1.901846e-10
## MSAPortland, ME                              1.627778e+01 1.814092e-10
## MSAPortsmouth-Rochester, NH-ME               3.255556e+01 1.837999e-10
## MSAProvidence-Fall River-Warwick, RI-MA      5.411111e+01 1.851792e-10
## MSAProvo-Orem, UT                            5.316667e+01 1.860492e-10
## MSAPueblo, CO                               -5.555556e-02 1.835616e-10
## MSAPunta Gorda, FL                          -3.888889e-01 1.831258e-10
## MSARacine, WI                                1.111111e-01 1.850792e-10
## MSARaleigh-Durham-Chapel Hill, NC            2.971111e+02 1.892280e-10
## MSAReading, PA                               2.333333e+00 1.856408e-10
## MSARedding, CA                              -3.333333e-01 1.850657e-10
## MSAReno, NV                                  1.344444e+01 1.852000e-10
## MSARichland-Kennewick-Pasco, WA              4.444444e-01 1.819653e-10
## MSARichmond-Petersburg, VA                   4.800000e+01 1.843497e-10
## MSARiverside-San Bernardino, CA              6.500000e+00 1.825901e-10
## MSARoanoke, VA                               8.666667e+00 1.814812e-10
## MSARochester, MN                             1.888889e+00 1.821612e-10
## MSARochester, NY                            -2.222222e+01 1.567258e-12
## MSARockford, IL                             -1.111111e-01 1.815381e-10
## MSARocky Mount, NC                          -8.622222e+01 1.811331e-12
## MSASacramento, CA                            3.083333e+01 1.834835e-10
## MSASaginaw-Bay City-Midland, MI              6.666667e-01 1.818430e-10
## MSASalem, OR                                 1.700000e-10 1.815187e-10
## MSASalinas, CA                               3.500000e+00 1.824310e-10
## MSASalt Lake City-Ogden, UT                  1.557778e+02 1.865748e-10
## MSASan Angelo, TX                           -3.333333e-01 1.823598e-10
## MSASan Antonio, TX                           2.961111e+01 1.834767e-10
## MSASan Diego, CA                             7.050000e+02 1.574635e-12
## MSASan Jose, CA                              1.855500e+03 3.024012e-10
## MSASan Juan, PR                              1.333333e+00 1.822357e-10
## MSASan Luis Obispo-Atascadero-Paso Robles,   5.277778e+00 1.828039e-10
## MSASanta Barbara-Santa Maria-Lompoc, CA      6.583333e+01 1.847031e-10
## MSASanta Cruz-Watsonville, CA                2.400000e+01 1.840854e-10
## MSASanta Fe, NM                              7.388889e+00 1.840083e-10
## MSASanta Rosa, CA                            5.644444e+01 1.852012e-10
## MSASarasota-Bradenton, FL                    6.500000e+00 1.828033e-10
## MSASavannah, GA                              1.720000e-10 1.837001e-10
## MSAScranton--Wilkes-Barre--Hazleton, PA      3.166667e+00 1.836215e-10
## MSASeattle-Bellevue-Everett, WA              5.514444e+02 2.027293e-10
## MSASharon, PA                                8.333333e-01 1.841054e-10
## MSASheboygan, WI                            -1.666667e-01 1.843867e-10
## MSASherman-Denison, TX                       1.666667e-01 1.843285e-10
## MSAShreveport, LA                            6.222222e+00 1.835094e-10
## MSASioux City, IA-NE                        -3.333333e-01 1.824662e-10
## MSASioux Falls, SD                           4.722222e+00 1.816925e-10
## MSASouth Bend, IN                            3.722222e+00 1.832129e-10
## MSASpokane, WA                               1.100000e+01 1.825982e-10
## MSASpringfield, IL                          -3.333333e-01 1.818506e-10
## MSASpringfield, MA                           3.444444e+00 1.822392e-10
## MSASpringfield, MO                           2.555556e+00 1.825999e-10
## MSASt. Cloud, MN                             1.166667e+00 1.831351e-10
## MSASt. Joseph, MO                           -3.333333e-01 1.833935e-10
## MSASt. Louis, MO-IL                          1.168889e+02 1.864252e-10
## MSAStamford-Norwalk, CT                      9.883333e+01 1.856214e-10
## MSAState College, PA                         5.333333e+00 1.839687e-10
## MSASteubenville-Weirton, OH-WV               1.720000e-10 1.834417e-10
## MSAStockton-Lodi, CA                         1.333333e+00 1.832770e-10
## MSASumter, SC                               -3.333333e-01 1.840624e-10
## MSASyracuse, NY                              2.555556e+00 1.833446e-10
## MSATacoma, WA                                1.611111e+00 1.829208e-10
## MSATallahassee, FL                           1.055556e+00 1.830787e-10
## MSAToledo, OH                                4.611111e+00 1.823582e-10
## MSATopeka, KS                                5.555556e-01 1.820069e-10
## MSATrenton, NJ                               7.505556e+01 1.838924e-10
## MSATucson, AZ                                1.288889e+01 1.425006e-12
## MSATyler, TX                                 8.333333e-01 1.836038e-10
## MSAUnknown                                   2.601667e+02 1.857756e-10
## MSAUtica-Rome, NY                            6.666667e-01 1.837659e-10
## MSAVallejo-Fairfield-Napa, CA                1.150000e+01 1.847724e-10
## MSAVentura, CA                               3.766667e+01 1.856398e-10
## MSAVisalia-Tulare-Porterville, CA            5.444444e+00 1.860474e-10
## MSAWaco, TX                                  5.000000e-01 1.853115e-10
## MSAWaterbury, CT                             8.222222e+00 1.843150e-10
## MSAWaterloo-Cedar Falls, IA                 -3.888889e-01 1.846460e-10
## MSAWausau, WI                               -1.666667e-01 1.855421e-10
## MSAWest Palm Beach-Boca Raton, FL            7.294444e+01 1.878592e-10
## MSAWheeling, WV-OH                          -3.888889e-01 1.861510e-10
## MSAWichita Falls, TX                        -3.888889e-01 1.836123e-10
## MSAWilliamsport, PA                         -1.666667e-01 1.858765e-10
## MSAWilmington-Newark, DE-MD                  2.105556e+01 1.859327e-10
## MSAWilmington, NC                            4.388889e+00 1.870183e-10
## MSAWorcester, MA-CT                          5.833333e+01 1.855383e-10
## MSAYakima, WA                                3.888889e-01 1.856729e-10
## MSAYolo, CA                                  5.611111e+00 1.862120e-10
## MSAYork, PA                                  2.222222e-01 1.852119e-10
## MSAYuma, AZ                                 -3.888889e-01 1.848208e-10
##                                                   t value  Pr(>|t|)    
## MSAAkron, OH                                 8.010813e+10 < 2.2e-16 ***
## MSAAlbany-Schenectady-Troy, NY               1.277703e+11 < 2.2e-16 ***
## MSAAlbany, GA                                1.878493e+09 < 2.2e-16 ***
## MSAAlbuquerque, NM                          -2.606661e+14 < 2.2e-16 ***
## MSAAlexandria, LA                           -3.135330e+08 < 2.2e-16 ***
## MSAAllentown-Bethlehem-Easton, PA            1.155298e+11 < 2.2e-16 ***
## MSAAltoona, PA                               5.336352e+10 < 2.2e-16 ***
## MSAAmarillo, TX                             -1.552804e+09 < 2.2e-16 ***
## MSAAnchorage, AK                            -1.557635e+09 < 2.2e-16 ***
## MSAAnn Arbor, MI                             4.200134e+11 < 2.2e-16 ***
## MSAAnniston, AL                             -1.867747e+09 < 2.2e-16 ***
## MSAAppleton-Oshkosh-Neenah, WI               1.126003e+10 < 2.2e-16 ***
## MSAAsheville, NC                             8.813608e+10 < 2.2e-16 ***
## MSAAthens, GA                                1.758555e+10 < 2.2e-16 ***
## MSAAtlanta, GA                               1.891375e+12 < 2.2e-16 ***
## MSAAtlantic-Cape May, NJ                     3.091245e+08 < 2.2e-16 ***
## MSAAuburn-Opelika, AL                        1.871120e+09 < 2.2e-16 ***
## MSAAugusta-Aiken, GA-SC                      9.350820e-01   0.36818    
## MSAAustin-San Marcos, TX                     2.012597e+12 < 2.2e-16 ***
## MSABakersfield, CA                           2.249572e+10 < 2.2e-16 ***
## MSABaltimore, MD                             8.488283e+11 < 2.2e-16 ***
## MSABangor, ME                                1.732252e+10 < 2.2e-16 ***
## MSABarnstable-Yarmouth, MA                   5.873120e+09 < 2.2e-16 ***
## MSABaton Rouge, LA                           3.336283e+10 < 2.2e-16 ***
## MSABeaumont-Port Arthur, TX                  9.350820e-01   0.36818    
## MSABellingham, WA                            1.533567e+09 < 2.2e-16 ***
## MSABenton Harbor, MI                        -1.543882e+09 < 2.2e-16 ***
## MSABergen-Passaic, NJ                        3.651593e+11 < 2.2e-16 ***
## MSABillings, MT                             -6.177962e+08 < 2.2e-16 ***
## MSABiloxi-Gulfport-Pascagoula, MS           -1.561161e+09 < 2.2e-16 ***
## MSABinghamton, NY                           -6.187902e+08 < 2.2e-16 ***
## MSABirmingham, AL                            1.622421e+11 < 2.2e-16 ***
## MSABismarck, ND                              2.182114e+09 < 2.2e-16 ***
## MSABloomington-Normal, IL                   -9.219107e+08 < 2.2e-16 ***
## MSABoise City, ID                            5.554937e+10 < 2.2e-16 ***
## MSABoulder-Longmont, CO                      1.022367e+12 < 2.2e-16 ***
## MSABrazoria, TX                              3.371111e+09 < 2.2e-16 ***
## MSABremerton, WA                             5.601729e+09 < 2.2e-16 ***
## MSABridgeport, CT                            1.919208e+11 < 2.2e-16 ***
## MSABrockton, MA                              5.809662e+10 < 2.2e-16 ***
## MSABrownsville-Harlingen-San Benito, TX     -1.863540e+09 < 2.2e-16 ***
## MSABryan-College Station, TX                 1.426195e+10 < 2.2e-16 ***
## MSABuffalo-Niagara Falls, NY                 2.816483e+14 < 2.2e-16 ***
## MSABurlington, VT                            1.467773e+11 < 2.2e-16 ***
## MSACaguas, PR                               -1.849784e+09 < 2.2e-16 ***
## MSACanton-Massillon, OH                      6.291580e+10 < 2.2e-16 ***
## MSACasper, WY                               -1.873011e+09 < 2.2e-16 ***
## MSACedar Rapids, IA                          1.722195e+10 < 2.2e-16 ***
## MSAChampaign-Urbana, IL                      8.129783e+10 < 2.2e-16 ***
## MSACharleston, SC                            4.883544e+10 < 2.2e-16 ***
## MSACharleston, WV                           -1.359985e+14 < 2.2e-16 ***
## MSACharlotte-Gastonia-Rock Hill, NC-SC       4.275628e+11 < 2.2e-16 ***
## MSACharlottesville, VA                       9.847229e+10 < 2.2e-16 ***
## MSAChattanooga, TN-GA                        6.538204e+10 < 2.2e-16 ***
## MSACheyenne, WY                             -1.539395e+09 < 2.2e-16 ***
## MSAChicago, IL                               2.071160e+12 < 2.2e-16 ***
## MSAChico-Paradise, CA                        5.865425e+09 < 2.2e-16 ***
## MSAClarksville-Hopkinsville, TN-KY          -2.160654e+09 < 2.2e-16 ***
## MSACleveland-Lorain-Elyria, OH               5.449466e+11 < 2.2e-16 ***
## MSAColorado Springs, CO                      7.312366e+10 < 2.2e-16 ***
## MSAColumbia, MO                              9.822649e+09 < 2.2e-16 ***
## MSAColumbia, SC                              1.232398e+10 < 2.2e-16 ***
## MSAColumbus, GA-AL                           4.026830e+10 < 2.2e-16 ***
## MSAColumbus, OH                              3.583227e+11 < 2.2e-16 ***
## MSACorpus Christi, TX                        2.468449e+09 < 2.2e-16 ***
## MSACorvallis, OR                             8.543847e+09 < 2.2e-16 ***
## MSADallas, TX                                1.886178e+12 < 2.2e-16 ***
## MSADanbury, CT                               6.664695e+10 < 2.2e-16 ***
## MSADanville, VA                             -1.847447e+09 < 2.2e-16 ***
## MSADavenport-Moline-Rock Island, IA-IL      -6.139305e+08 < 2.2e-16 ***
## MSADayton-Springfield, OH                    1.843822e+10 < 2.2e-16 ***
## MSADaytona Beach, FL                        -3.149460e+14 < 2.2e-16 ***
## MSADecatur, IL                              -2.156101e+09 < 2.2e-16 ***
## MSADenver, CO                                1.644369e+14 < 2.2e-16 ***
## MSADes Moines, IA                            2.931501e+10 < 2.2e-16 ***
## MSADetroit, MI                               4.725024e+11 < 2.2e-16 ***
## MSADothan, AL                               -2.153832e+09 < 2.2e-16 ***
## MSADover, DE                                 5.852820e+09 < 2.2e-16 ***
## MSADubuque, IA                              -1.229691e+09 < 2.2e-16 ***
## MSADuluth-Superior, MN-WI                    1.045922e+10 < 2.2e-16 ***
## MSADutchess County, NY                       6.153288e+08 < 2.2e-16 ***
## MSAEau Claire, WI                            5.917417e+09 < 2.2e-16 ***
## MSAEl Paso, TX                               9.350810e-01   0.36818    
## MSAElkhart-Goshen, IN                        6.457359e+09 < 2.2e-16 ***
## MSAElmira, NY                               -2.150031e+09 < 2.2e-16 ***
## MSAErie, PA                                  1.080447e+10 < 2.2e-16 ***
## MSAEugene-Springfield, OR                    9.029843e+09 < 2.2e-16 ***
## MSAEvansville-Henderson, IN-KY               7.982693e+09 < 2.2e-16 ***
## MSAFargo-Moorhead, ND-MN                     6.474248e+09 < 2.2e-16 ***
## MSAFayetteville-Springdale-Rogers, AR        1.185556e+13 < 2.2e-16 ***
## MSAFayetteville, NC                         -2.156465e+09 < 2.2e-16 ***
## MSAFitchburg-Leominster, MA                  6.134696e+08 < 2.2e-16 ***
## MSAFlagstaff, AZ-UT                          3.106223e+08 < 2.2e-16 ***
## MSAFlint, MI                                 6.217935e+08 < 2.2e-16 ***
## MSAFlorence, AL                             -1.229950e+09 < 2.2e-16 ***
## MSAFlorence, SC                             -2.183336e+09 < 2.2e-16 ***
## MSAFort Collins-Loveland, CO                 5.138182e+10 < 2.2e-16 ***
## MSAFort Lauderdale, FL                       3.440639e+11 < 2.2e-16 ***
## MSAFort Myers-Cape Coral, FL                 7.352716e+09 < 2.2e-16 ***
## MSAFort Pierce-Port St. Lucie, FL            1.560165e+10 < 2.2e-16 ***
## MSAFort Smith, AR-OK                        -1.553067e+09 < 2.2e-16 ***
## MSAFort Walton Beach, FL                     1.220922e+09 < 2.2e-16 ***
## MSAFort Wayne, IN                           -2.376919e+16 < 2.2e-16 ***
## MSAFort Worth-Arlington, TX                  1.847758e+11 < 2.2e-16 ***
## MSAFresno, CA                                7.993772e+09 < 2.2e-16 ***
## MSAGadsden, AL                              -2.156010e+09 < 2.2e-16 ***
## MSAGainesville, FL                           9.793055e+10 < 2.2e-16 ***
## MSAGalveston-Texas City, TX                  5.796881e+09 < 2.2e-16 ***
## MSAGary, IN                                  1.341299e+10 < 2.2e-16 ***
## MSAGlens Falls, NY                          -1.842711e+09 < 2.2e-16 ***
## MSAGoldsboro, NC                            -1.862353e+09 < 2.2e-16 ***
## MSAGrand Forks, ND-MN                        1.230532e+09 < 2.2e-16 ***
## MSAGrand Junction, CO                       -9.362389e+08 < 2.2e-16 ***
## MSAGrand Rapids-Muskegon-Holland, MI         1.141733e+11 < 2.2e-16 ***
## MSAGreat Falls, MT                          -1.239177e+09 < 2.2e-16 ***
## MSAGreeley, CO                              -6.216849e+08 < 2.2e-16 ***
## MSAGreen Bay, WI                             1.853799e+09 < 2.2e-16 ***
## MSAGreensboro--Winston Salem--High Point, N  1.023720e+11 < 2.2e-16 ***
## MSAGreenville-Spartanburg-Anderson, SC       1.379611e+11 < 2.2e-16 ***
## MSAHagerstown, MD                            4.350582e+09 < 2.2e-16 ***
## MSAHamilton-Middletown, OH                   2.984102e+10 < 2.2e-16 ***
## MSAHarrisburg-Lebanon-Carlisle, PA           7.479100e+10 < 2.2e-16 ***
## MSAHartford, CT                              3.489950e+11 < 2.2e-16 ***
## MSAHickory-Morganton-Lenoir, NC              4.341905e+09 < 2.2e-16 ***
## MSAHonolulu, HI                              2.824158e+10 < 2.2e-16 ***
## MSAHouma, LA                                 1.556625e+09 < 2.2e-16 ***
## MSAHouston, TX                               1.514295e+12 < 2.2e-16 ***
## MSAHuntington-Ashland, WV-KY-OH              9.350770e-01   0.36818    
## MSAHuntsville, AL                            7.540189e+10 < 2.2e-16 ***
## MSAIndianapolis, IN                          3.916128e+11 < 2.2e-16 ***
## MSAIowa City, IA                             1.551977e+10 < 2.2e-16 ***
## MSAJackson, MI                               2.114304e+09 < 2.2e-16 ***
## MSAJackson, MS                               4.508245e+10 < 2.2e-16 ***
## MSAJacksonville, FL                          1.908962e+11 < 2.2e-16 ***
## MSAJacksonville, NC                         -1.819697e+09 < 2.2e-16 ***
## MSAJamestown, NY                            -1.210146e+09 < 2.2e-16 ***
## MSAJanesville-Beloit, WI                     2.113167e+09 < 2.2e-16 ***
## MSAJersey City, NJ                           2.267553e+11 < 2.2e-16 ***
## MSAJohnson City-Kingsport-Bristol, TN-VA     1.745120e+10 < 2.2e-16 ***
## MSAJohnstown, PA                             8.171900e+09 < 2.2e-16 ***
## MSAJoplin, MO                               -3.628026e+15 < 2.2e-16 ***
## MSAKalamazoo-Battle Creek, MI                5.293814e+10 < 2.2e-16 ***
## MSAKankakee, IL                             -2.138617e+09 < 2.2e-16 ***
## MSAKansas City, MO-KS                        4.306836e+13 < 2.2e-16 ***
## MSAKenosha, WI                               6.058920e+08 < 2.2e-16 ***
## MSAKilleen-Temple, TX                        2.755345e+09 < 2.2e-16 ***
## MSAKnoxville, TN                             1.600480e+11 < 2.2e-16 ***
## MSAKokomo, IN                               -2.142378e+09 < 2.2e-16 ***
## MSALa Crosse, WI-MN                         -1.517596e+09 < 2.2e-16 ***
## MSALafayette, IN                             2.310586e+10 < 2.2e-16 ***
## MSALafayette, LA                             9.469260e+09 < 2.2e-16 ***
## MSALake Charles, LA                         -1.823934e+09 < 2.2e-16 ***
## MSALakeland-Winter Haven, FL                 1.276082e+10 < 2.2e-16 ***
## MSALancaster, PA                             8.590096e+09 < 2.2e-16 ***
## MSALansing-East Lansing, MI                  1.796643e+10 < 2.2e-16 ***
## MSALas Cruces, NM                           -2.168438e+09 < 2.2e-16 ***
## MSALas Vegas, NV-AZ                          1.175002e+11 < 2.2e-16 ***
## MSALawrence, KS                              2.011503e+10 < 2.2e-16 ***
## MSALawrence, MA-NH                           4.420884e+11 < 2.2e-16 ***
## MSALewiston-Auburn, ME                      -9.281154e+08 < 2.2e-16 ***
## MSALima, OH                                  1.161449e+10 < 2.2e-16 ***
## MSALincoln, NE                               4.941906e+10 < 2.2e-16 ***
## MSALittle Rock-North Little Rock, AR         5.667282e+10 < 2.2e-16 ***
## MSALongview-Marshall, TX                     3.066603e+08 < 2.2e-16 ***
## MSALos Angeles-Long Beach, CA                1.266827e+14 < 2.2e-16 ***
## MSALouisville, KY-IN                         1.973914e+11 < 2.2e-16 ***
## MSALowell, MA-NH                             6.691834e+11 < 2.2e-16 ***
## MSALubbock, TX                               9.350800e-01   0.36818    
## MSALynchburg, VA                             1.525692e+09 < 2.2e-16 ***
## MSAMacon, GA                                 4.237792e+09 < 2.2e-16 ***
## MSAMadison, WI                               2.896201e+11 < 2.2e-16 ***
## MSAManchester, NH                            1.398449e+11 < 2.2e-16 ***
## MSAMansfield, OH                            -2.119218e+09 < 2.2e-16 ***
## MSAMcAllen-Edinburg-Mission, TX              4.576843e+09 < 2.2e-16 ***
## MSAMedford-Ashland, OR                       8.887844e+09 < 2.2e-16 ***
## MSAMelbourne-Titusville-Palm Bay, FL         6.160385e+10 < 2.2e-16 ***
## MSAMemphis, TN-AR-MS                         1.255305e+11 < 2.2e-16 ***
## MSAMiami, FL                                 2.236580e+13 < 2.2e-16 ***
## MSAMiddlesex-Somerset-Hunterdon, NJ          7.436878e+11 < 2.2e-16 ***
## MSAMilwaukee-Waukesha, WI                    1.946639e+11 < 2.2e-16 ***
## MSAMinneapolis-St. Paul, MN-WI               1.460118e+12 < 2.2e-16 ***
## MSAMissoula, MT                              3.015318e+10 < 2.2e-16 ***
## MSAMobile, AL                                1.353079e+10 < 2.2e-16 ***
## MSAModesto, CA                               1.229445e+09 < 2.2e-16 ***
## MSAMonmouth-Ocean, NJ                        1.218748e+11 < 2.2e-16 ***
## MSAMonroe, LA                               -2.596745e+14 < 2.2e-16 ***
## MSAMontgomery, AL                            1.523212e+09 < 2.2e-16 ***
## MSAMuncie, IN                                3.974632e+09 < 2.2e-16 ***
## MSAMyrtle Beach, SC                         -1.523988e+09 < 2.2e-16 ***
## MSANaples, FL                                2.452095e+09 < 2.2e-16 ***
## MSANashua, NH                                2.051871e+11 < 2.2e-16 ***
## MSANashville, TN                             8.810079e+11 < 2.2e-16 ***
## MSANassau-Suffolk, NY                        2.398130e+11 < 2.2e-16 ***
## MSANew Bedford, MA                          -1.526790e+09 < 2.2e-16 ***
## MSANew Haven-Meriden, CT                     5.895412e+11 < 2.2e-16 ***
## MSANew London-Norwich, CT-RI                 3.060316e+10 < 2.2e-16 ***
## MSANew Orleans, LA                          -4.010453e+15 < 2.2e-16 ***
## MSANewark, NJ                                4.870956e+11 < 2.2e-16 ***
## MSANewburgh, NY-PA                          -9.163250e+08 < 2.2e-16 ***
## MSANorfolk-Virginia Beach-Newport News, VA-  8.826930e+10 < 2.2e-16 ***
## MSAOakland, CA                               2.928404e+12 < 2.2e-16 ***
## MSAOcala, FL                                 2.252808e+10 < 2.2e-16 ***
## MSAOdessa-Midland, TX                        4.785724e+10 < 2.2e-16 ***
## MSAOklahoma City, OK                         9.821693e+10 < 2.2e-16 ***
## MSAOlympia, WA                               1.774264e+10 < 2.2e-16 ***
## MSAOmaha, NE-IA                              1.190210e+11 < 2.2e-16 ***
## MSAOrange County, CA                         2.142624e+12 < 2.2e-16 ***
## MSAOrlando, FL                               8.075666e+11 < 2.2e-16 ***
## MSAPanama City, FL                          -9.226092e+08 < 2.2e-16 ***
## MSAParkersburg-Marietta, WV-OH              -9.281940e+08 < 2.2e-16 ***
## MSAPensacola, FL                             4.024976e+09 < 2.2e-16 ***
## MSAPeoria-Pekin, IL                          1.171788e+10 < 2.2e-16 ***
## MSAPhiladelphia, PA-NJ                       2.345625e+14 < 2.2e-16 ***
## MSAPhoenix, AZ                               7.371269e+11 < 2.2e-16 ***
## MSAPine Bluff, AR                           -3.147694e+14 < 2.2e-16 ***
## MSAPittsburgh, PA                            1.594296e+12 < 2.2e-16 ***
## MSAPittsfield, MA                           -4.958168e+13 < 2.2e-16 ***
## MSAPocatello, ID                            -1.838232e+09 < 2.2e-16 ***
## MSAPonce, PR                                -1.831705e+09 < 2.2e-16 ***
## MSAPortland-Vancouver, OR-WA                 8.018527e+11 < 2.2e-16 ***
## MSAPortland, ME                              8.972962e+10 < 2.2e-16 ***
## MSAPortsmouth-Rochester, NH-ME               1.771250e+11 < 2.2e-16 ***
## MSAProvidence-Fall River-Warwick, RI-MA      2.922094e+11 < 2.2e-16 ***
## MSAProvo-Orem, UT                            2.857667e+11 < 2.2e-16 ***
## MSAPueblo, CO                               -3.026535e+08 < 2.2e-16 ***
## MSAPunta Gorda, FL                          -2.123616e+09 < 2.2e-16 ***
## MSARacine, WI                                6.003436e+08 < 2.2e-16 ***
## MSARaleigh-Durham-Chapel Hill, NC            1.570122e+12 < 2.2e-16 ***
## MSAReading, PA                               1.256908e+10 < 2.2e-16 ***
## MSARedding, CA                              -1.801162e+09 < 2.2e-16 ***
## MSAReno, NV                                  7.259419e+10 < 2.2e-16 ***
## MSARichland-Kennewick-Pasco, WA              2.442468e+09 < 2.2e-16 ***
## MSARichmond-Petersburg, VA                   2.603747e+11 < 2.2e-16 ***
## MSARiverside-San Bernardino, CA              3.559886e+10 < 2.2e-16 ***
## MSARoanoke, VA                               4.775518e+10 < 2.2e-16 ***
## MSARochester, MN                             1.036933e+10 < 2.2e-16 ***
## MSARochester, NY                            -1.417904e+13 < 2.2e-16 ***
## MSARockford, IL                             -6.120540e+08 < 2.2e-16 ***
## MSARocky Mount, NC                          -4.760159e+13 < 2.2e-16 ***
## MSASacramento, CA                            1.680441e+11 < 2.2e-16 ***
## MSASaginaw-Bay City-Midland, MI              3.666166e+09 < 2.2e-16 ***
## MSASalem, OR                                 9.350800e-01   0.36818    
## MSASalinas, CA                               1.918534e+10 < 2.2e-16 ***
## MSASalt Lake City-Ogden, UT                  8.349348e+11 < 2.2e-16 ***
## MSASan Angelo, TX                           -1.827889e+09 < 2.2e-16 ***
## MSASan Antonio, TX                           1.613890e+11 < 2.2e-16 ***
## MSASan Diego, CA                             4.477228e+14 < 2.2e-16 ***
## MSASan Jose, CA                              6.135887e+12 < 2.2e-16 ***
## MSASan Juan, PR                              7.316533e+09 < 2.2e-16 ***
## MSASan Luis Obispo-Atascadero-Paso Robles,   2.887125e+10 < 2.2e-16 ***
## MSASanta Barbara-Santa Maria-Lompoc, CA      3.564280e+11 < 2.2e-16 ***
## MSASanta Cruz-Watsonville, CA                1.303742e+11 < 2.2e-16 ***
## MSASanta Fe, NM                              4.015519e+10 < 2.2e-16 ***
## MSASanta Rosa, CA                            3.047737e+11 < 2.2e-16 ***
## MSASarasota-Bradenton, FL                    3.555735e+10 < 2.2e-16 ***
## MSASavannah, GA                              9.350770e-01   0.36818    
## MSAScranton--Wilkes-Barre--Hazleton, PA      1.724562e+10 < 2.2e-16 ***
## MSASeattle-Bellevue-Everett, WA              2.720103e+12 < 2.2e-16 ***
## MSASharon, PA                                4.526392e+09 < 2.2e-16 ***
## MSASheboygan, WI                            -9.038973e+08 < 2.2e-16 ***
## MSASherman-Denison, TX                       9.041831e+08 < 2.2e-16 ***
## MSAShreveport, LA                            3.390683e+10 < 2.2e-16 ***
## MSASioux City, IA-NE                        -1.826822e+09 < 2.2e-16 ***
## MSASioux Falls, SD                           2.599019e+10 < 2.2e-16 ***
## MSASouth Bend, IN                            2.031638e+10 < 2.2e-16 ***
## MSASpokane, WA                               6.024154e+10 < 2.2e-16 ***
## MSASpringfield, IL                          -1.833007e+09 < 2.2e-16 ***
## MSASpringfield, MA                           1.890068e+10 < 2.2e-16 ***
## MSASpringfield, MO                           1.399538e+10 < 2.2e-16 ***
## MSASt. Cloud, MN                             6.370524e+09 < 2.2e-16 ***
## MSASt. Joseph, MO                           -1.817585e+09 < 2.2e-16 ***
## MSASt. Louis, MO-IL                          6.270016e+11 < 2.2e-16 ***
## MSAStamford-Norwalk, CT                      5.324458e+11 < 2.2e-16 ***
## MSAState College, PA                         2.899044e+10 < 2.2e-16 ***
## MSASteubenville-Weirton, OH-WV               9.350770e-01   0.36818    
## MSAStockton-Lodi, CA                         7.274963e+09 < 2.2e-16 ***
## MSASumter, SC                               -1.810980e+09 < 2.2e-16 ***
## MSASyracuse, NY                              1.393854e+10 < 2.2e-16 ***
## MSATacoma, WA                                8.807700e+09 < 2.2e-16 ***
## MSATallahassee, FL                           5.765584e+09 < 2.2e-16 ***
## MSAToledo, OH                                2.528600e+10 < 2.2e-16 ***
## MSATopeka, KS                                3.052388e+09 < 2.2e-16 ***
## MSATrenton, NJ                               4.081493e+11 < 2.2e-16 ***
## MSATucson, AZ                                9.044797e+12 < 2.2e-16 ***
## MSATyler, TX                                 4.538759e+09 < 2.2e-16 ***
## MSAUnknown                                   1.400435e+12 < 2.2e-16 ***
## MSAUtica-Rome, NY                            3.627803e+09 < 2.2e-16 ***
## MSAVallejo-Fairfield-Napa, CA                6.223873e+10 < 2.2e-16 ***
## MSAVentura, CA                               2.029019e+11 < 2.2e-16 ***
## MSAVisalia-Tulare-Porterville, CA            2.926375e+10 < 2.2e-16 ***
## MSAWaco, TX                                  2.698160e+09 < 2.2e-16 ***
## MSAWaterbury, CT                             4.460962e+10 < 2.2e-16 ***
## MSAWaterloo-Cedar Falls, IA                 -2.106132e+09 < 2.2e-16 ***
## MSAWausau, WI                               -8.982688e+08 < 2.2e-16 ***
## MSAWest Palm Beach-Boca Raton, FL            3.882932e+11 < 2.2e-16 ***
## MSAWheeling, WV-OH                          -2.089105e+09 < 2.2e-16 ***
## MSAWichita Falls, TX                        -2.117990e+09 < 2.2e-16 ***
## MSAWilliamsport, PA                         -8.966527e+08 < 2.2e-16 ***
## MSAWilmington-Newark, DE-MD                  1.132429e+11 < 2.2e-16 ***
## MSAWilmington, NC                            2.346769e+10 < 2.2e-16 ***
## MSAWorcester, MA-CT                          3.144006e+11 < 2.2e-16 ***
## MSAYakima, WA                                2.094484e+09 < 2.2e-16 ***
## MSAYolo, CA                                  3.013293e+10 < 2.2e-16 ***
## MSAYork, PA                                  1.199827e+09 < 2.2e-16 ***
## MSAYuma, AZ                                 -2.104140e+09 < 2.2e-16 ***
## ... 12 variables were removed because of collinearity (MSABloomington, IN, MSABoston, MA-NH and 10 others [full set in $collin.var])
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 78.3     Adj. R2: 0.888883
##              Within R2: 0.836133
#fixef(est_comb)[[1]]

TWFE

# "Naive" TWFE DiD (note that the time to treatment for the never treated is -1000)
# (by using ref = c(-1, -1000) we exclude the period just before the treatment and 
# the never treated)

res_twfe = feols(sum_round_numbers ~  i(years_to_treat, ref = c(-1, -1000)) | MSA + year, news_MSA_VC)
summary(res_twfe, vcov = "twoway")
## OLS estimation, Dep. Var.: sum_round_numbers
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA & year) 
##                       Estimate Std. Error   t value Pr(>|t|)    
## years_to_treat::-17  -68.60664    48.7567 -1.407123 0.177411    
## years_to_treat::-16  -69.17248    48.6074 -1.423084 0.172805    
## years_to_treat::-15  -68.67094    47.2111 -1.454551 0.164009    
## years_to_treat::-14 -182.04530   148.2521 -1.227944 0.236199    
## years_to_treat::-13 -100.22385    77.8631 -1.287180 0.215282    
## years_to_treat::-12  -99.74386    63.5628 -1.569216 0.135022    
## years_to_treat::-11 -104.39481    62.4432 -1.671835 0.112860    
## years_to_treat::-10 -108.90870    52.5283 -2.073332 0.053653 .  
## years_to_treat::-9  -133.04392    75.8871 -1.753182 0.097583 .  
## years_to_treat::-8  -134.98076    86.2186 -1.565564 0.135874    
## years_to_treat::-7  -106.51360    70.5803 -1.509112 0.149631    
## years_to_treat::-6  -100.58915    51.7032 -1.945512 0.068441 .  
## years_to_treat::-5   -82.32156    35.7391 -2.303405 0.034154 *  
## years_to_treat::-4   -65.47431    25.0619 -2.612504 0.018203 *  
## years_to_treat::-3   -45.31014    21.4776 -2.109650 0.050016 .  
## years_to_treat::-2   -26.87656    21.5686 -1.246098 0.229628    
## years_to_treat::0     -3.49586    22.1801 -0.157613 0.876619    
## years_to_treat::1     17.59503    18.6253  0.944686 0.358054    
## years_to_treat::2     20.95392    32.0945  0.652883 0.522564    
## years_to_treat::3     76.64898    46.8851  1.634825 0.120466    
## years_to_treat::4     66.13507    33.9999  1.945154 0.068487 .  
## years_to_treat::5     92.44571    40.2747  2.295380 0.034706 *  
## years_to_treat::6     96.64735    52.3700  1.845470 0.082460 .  
## years_to_treat::7    163.81718    72.5216  2.258874 0.037320 *  
## years_to_treat::8    211.81915   113.0037  1.874444 0.078159 .  
## years_to_treat::9    160.69613    81.0044  1.983794 0.063668 .  
## years_to_treat::10   176.20537   106.8490  1.649106 0.117481    
## years_to_treat::11   348.00484   220.6197  1.577397 0.133130    
## years_to_treat::12   124.36231    62.6009  1.986591 0.063331 .  
## years_to_treat::13   109.35419    61.8036  1.769383 0.094764 .  
## years_to_treat::14   159.19519    60.8033  2.618199 0.017989 *  
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 71.9     Adj. R2: 0.905383
##              Within R2: 0.112526

Staggered difference-in-differences (Sun and Abraham, 2020)

As far as I can tell this is the correct approach for this data, we could also try Andrew Goodman-Bacon or callaway and sant’anna, however before we do that, we have to fully understand this results.

Although the TWFE, seems to be not so significant the staggered version is. With P value of 0.042507 (from the agregated ATT)

# To implement the Sun and Abraham (2020) method,
# we use the sunab(cohort, period) function
res_sa20 = feols(sum_round_numbers ~  sunab(year_treated, year) | MSA + year, cluster = ~MSA, news_MSA_VC)
summary(res_sa20, vcov = "twoway")
## Variance contained negative values in the diagonal and was 'fixed' (a la Cameron, Gelbach & Miller 2011).
## OLS estimation, Dep. Var.: sum_round_numbers
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA & year) 
##             Estimate Std. Error    t value   Pr(>|t|)    
## year::-17   23.66200    4.00004   5.915449 1.6947e-05 ***
## year::-16   23.72844    3.94891   6.008857 1.4092e-05 ***
## year::-15   19.91049    3.89653   5.109802 8.7142e-05 ***
## year::-14 -164.33741    3.64365 -45.102429  < 2.2e-16 ***
## year::-13  -66.54650    3.60148 -18.477561 1.0870e-12 ***
## year::-12  -59.05524   12.28901  -4.805534 1.6492e-04 ***
## year::-11  -63.48811   11.94309  -5.315885 5.6894e-05 ***
## year::-10  -81.16783   15.85088  -5.120713 8.5187e-05 ***
## year::-9  -119.36014   52.81004  -2.260179 3.7224e-02 *  
## year::-8  -120.76224   54.49355  -2.216083 4.0617e-02 *  
## year::-7  -105.46839   42.25368  -2.496076 2.3133e-02 *  
## year::-6   -90.50762   37.11996  -2.438246 2.6028e-02 *  
## year::-5   -73.00060   29.47132  -2.477005 2.4052e-02 *  
## year::-4   -59.02844   21.83241  -2.703707 1.5058e-02 *  
## year::-3   -45.89707   16.47916  -2.785158 1.2696e-02 *  
## year::-2   -27.02786   16.50512  -1.637544 1.1989e-01    
## year::0     -3.67843    8.01214  -0.459107 6.5197e-01    
## year::1      7.22197    9.39256   0.768903 4.5250e-01    
## year::2     10.46274   12.41308   0.842880 4.1100e-01    
## year::3     59.29617   24.68786   2.401835 2.8022e-02 *  
## year::4     61.01627   26.65746   2.288900 3.5157e-02 *  
## year::5     75.70613   31.14522   2.430747 2.6427e-02 *  
## year::6     58.76429   37.35016   1.573335 1.3407e-01    
## year::7    125.32661   51.71583   2.423371 2.6826e-02 *  
## year::8    171.83417   80.52066   2.134038 4.7702e-02 *  
## year::9    134.46154   71.20990   1.888242 7.6182e-02 .  
## year::10   151.47523   90.29505   1.677558 1.1172e-01    
## year::11   342.57892  212.40500   1.612857 1.2518e-01    
## year::12    48.28059    4.44769  10.855196 4.5903e-09 ***
## year::13    14.91142   22.63257   0.658848 5.1882e-01    
## year::14    66.23077   54.18900   1.222218 2.3830e-01    
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 61.6     Adj. R2: 0.92833
##              Within R2: 0.34947

Plot

# Plot the two TWFE results
iplot(list(res_twfe, res_sa20), sep = 0.5)

summary(res_sa20, agg = "att")
## OLS estimation, Dep. Var.: sum_round_numbers
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA) 
##     Estimate Std. Error t value Pr(>|t|)    
## ATT  67.1262    32.9577 2.03674 0.042507 *  
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 61.6     Adj. R2: 0.92833
##              Within R2: 0.34947
# Full disaggregation (you could have used summary instead of etable)
#head(etable(res_sa20, agg = FALSE), 20)

Diff in Diff all groups Investors

This is the amount of investors in total. (very significant) I(post * treated) 9.6311e+01 6.0286e+00 15.9757 < 2.2e-16 ***

fit <- plm(Investors ~ MSA + I(post*treated)+ factor(MSA) + factor(round_year), data=news_MSA_VC,index=c("MSA", "round_year"), model="pooling", effect="individual")
#options(max.print=1000000)
summary(fit) 
## Pooling Model
## 
## Call:
## plm(formula = Investors ~ MSA + I(post * treated) + factor(MSA) + 
##     factor(round_year), data = news_MSA_VC, effect = "individual", 
##     model = "pooling", index = c("MSA", "round_year"))
## 
## Balanced Panel: n = 318, T = 18, N = 5724
## 
## Residuals:
##        Min.     1st Qu.      Median     3rd Qu.        Max. 
## -1108.51670    -6.42083     0.89124     4.60558  1575.90799 
## 
## Coefficients: (317 dropped because of singularities)
##                                                Estimate  Std. Error t-value
## (Intercept)                                 -4.3278e+00  1.5017e+01 -0.2882
## MSAAkron, OH                                 9.3889e+00  2.0688e+01  0.4538
## MSAAlbany-Schenectady-Troy, NY               1.3167e+01  2.0688e+01  0.6365
## MSAAlbany, GA                                2.7778e-01  2.0688e+01  0.0134
## MSAAlbuquerque, NM                          -2.8596e+01  2.1074e+01 -1.3569
## MSAAlexandria, LA                           -1.1111e-01  2.0688e+01 -0.0054
## MSAAllentown-Bethlehem-Easton, PA            1.4556e+01  2.0688e+01  0.7036
## MSAAltoona, PA                               1.4444e+00  2.0688e+01  0.0698
## MSAAmarillo, TX                             -1.1111e-01  2.0688e+01 -0.0054
## MSAAnchorage, AK                            -1.1111e-01  2.0688e+01 -0.0054
## MSAAnn Arbor, MI                             5.0222e+01  2.0688e+01  2.4277
## MSAAnniston, AL                             -2.2222e-01  2.0688e+01 -0.0107
## MSAAppleton-Oshkosh-Neenah, WI               1.0556e+00  2.0688e+01  0.0510
## MSAAsheville, NC                             2.2222e+00  2.0688e+01  0.1074
## MSAAthens, GA                                1.3889e+00  2.0688e+01  0.0671
## MSAAtlanta, GA                               2.4622e+02  2.0688e+01 11.9020
## MSAAtlantic-Cape May, NJ                     3.4719e-11  2.0688e+01  0.0000
## MSAAuburn-Opelika, AL                        4.4444e-01  2.0688e+01  0.0215
## MSAAugusta-Aiken, GA-SC                      2.2222e-01  2.0688e+01  0.0107
## MSAAustin-San Marcos, TX                     3.1217e+02  2.0688e+01 15.0896
## MSABakersfield, CA                           1.8889e+00  2.0688e+01  0.0913
## MSABaltimore, MD                             1.0389e+02  2.0688e+01  5.0218
## MSABangor, ME                                1.3333e+00  2.0688e+01  0.0645
## MSABarnstable-Yarmouth, MA                   1.0000e+00  2.0688e+01  0.0483
## MSABaton Rouge, LA                           4.2778e+00  2.0688e+01  0.2068
## MSABeaumont-Port Arthur, TX                 -1.6667e-01  2.0688e+01 -0.0081
## MSABellingham, WA                            7.2222e-01  2.0688e+01  0.0349
## MSABenton Harbor, MI                        -1.1111e-01  2.0688e+01 -0.0054
## MSABergen-Passaic, NJ                        4.3278e+01  2.0688e+01  2.0920
## MSABillings, MT                              2.7778e-01  2.0688e+01  0.0134
## MSABiloxi-Gulfport-Pascagoula, MS           -1.6667e-01  2.0688e+01 -0.0081
## MSABinghamton, NY                            5.5556e-02  2.0688e+01  0.0027
## MSABirmingham, AL                            1.4833e+01  2.0688e+01  0.7170
## MSABismarck, ND                              8.3333e-01  2.0688e+01  0.0403
## MSABloomington-Normal, IL                    1.6667e-01  2.0688e+01  0.0081
## MSABloomington, IN                          -7.3631e+01  2.1212e+01 -3.4711
## MSABoise City, ID                            8.3889e+00  2.0688e+01  0.4055
## MSABoston, MA-NH                             1.2568e+03  2.0731e+01 60.6229
## MSABoulder-Longmont, CO                      1.2533e+02  2.0688e+01  6.0584
## MSABrazoria, TX                              2.7778e-01  2.0688e+01  0.0134
## MSABremerton, WA                             3.8889e-01  2.0688e+01  0.0188
## MSABridgeport, CT                            2.1111e+01  2.0688e+01  1.0205
## MSABrockton, MA                              3.3889e+00  2.0688e+01  0.1638
## MSABrownsville-Harlingen-San Benito, TX     -2.2222e-01  2.0688e+01 -0.0107
## MSABryan-College Station, TX                 2.1667e+00  2.0688e+01  0.1047
## MSABuffalo-Niagara Falls, NY                -9.4753e+00  2.0755e+01 -0.4565
## MSABurlington, VT                            1.3167e+01  2.0688e+01  0.6365
## MSACaguas, PR                               -2.2222e-01  2.0688e+01 -0.0107
## MSACanton-Massillon, OH                      2.8333e+00  2.0688e+01  0.1370
## MSACasper, WY                               -2.2222e-01  2.0688e+01 -0.0107
## MSACedar Rapids, IA                          1.0000e+00  2.0688e+01  0.0483
## MSAChampaign-Urbana, IL                      9.1667e+00  2.0688e+01  0.4431
## MSACharleston, SC                            8.0000e+00  2.0688e+01  0.3867
## MSACharleston, WV                           -2.5531e+01  2.0755e+01 -1.2301
## MSACharlotte-Gastonia-Rock Hill, NC-SC       3.7500e+01  2.0688e+01  1.8127
## MSACharlottesville, VA                       1.0444e+01  2.0688e+01  0.5049
## MSAChattanooga, TN-GA                        7.8889e+00  2.0688e+01  0.3813
## MSACheyenne, WY                              2.7778e-01  2.0688e+01  0.0134
## MSAChicago, IL                               2.8544e+02  2.0688e+01 13.7979
## MSAChico-Paradise, CA                        1.0556e+00  2.0688e+01  0.0510
## MSACincinnati, OH-KY-IN                     -1.2169e+01  2.1141e+01 -0.5756
## MSAClarksville-Hopkinsville, TN-KY          -2.7778e-01  2.0688e+01 -0.0134
## MSACleveland-Lorain-Elyria, OH               6.7889e+01  2.0688e+01  3.2816
## MSAColorado Springs, CO                      5.7222e+00  2.0688e+01  0.2766
## MSAColumbia, MO                              1.0000e+00  2.0688e+01  0.0483
## MSAColumbia, SC                              2.0000e+00  2.0688e+01  0.0967
## MSAColumbus, GA-AL                           1.8333e+00  2.0688e+01  0.0886
## MSAColumbus, OH                              4.7278e+01  2.0688e+01  2.2853
## MSACorpus Christi, TX                        7.2222e-01  2.0688e+01  0.0349
## MSACorvallis, OR                             1.3333e+00  2.0688e+01  0.0645
## MSADallas, TX                                2.1428e+02  2.0688e+01 10.3578
## MSADanbury, CT                               7.6111e+00  2.0688e+01  0.3679
## MSADanville, VA                             -2.2222e-01  2.0688e+01 -0.0107
## MSADavenport-Moline-Rock Island, IA-IL       2.2222e-01  2.0688e+01  0.0107
## MSADayton-Springfield, OH                    2.8889e+00  2.0688e+01  0.1396
## MSADaytona Beach, FL                        -5.9763e+01  2.1074e+01 -2.8358
## MSADecatur, IL                              -2.7778e-01  2.0688e+01 -0.0134
## MSADenver, CO                                1.6348e+02  2.1013e+01  7.7798
## MSADes Moines, IA                            5.1667e+00  2.0688e+01  0.2497
## MSADetroit, MI                               5.3889e+01  2.0688e+01  2.6049
## MSADothan, AL                               -2.7778e-01  2.0688e+01 -0.0134
## MSADover, DE                                 1.2778e+00  2.0688e+01  0.0618
## MSADubuque, IA                              -5.5556e-02  2.0688e+01 -0.0027
## MSADuluth-Superior, MN-WI                    5.5556e-01  2.0688e+01  0.0269
## MSADutchess County, NY                       7.2222e-01  2.0688e+01  0.0349
## MSAEau Claire, WI                            5.0000e-01  2.0688e+01  0.0242
## MSAEl Paso, TX                              -1.6667e-01  2.0688e+01 -0.0081
## MSAElkhart-Goshen, IN                        8.3333e-01  2.0688e+01  0.0403
## MSAElmira, NY                               -2.7778e-01  2.0688e+01 -0.0134
## MSAErie, PA                                  1.1111e+00  2.0688e+01  0.0537
## MSAEugene-Springfield, OR                    1.5000e+00  2.0688e+01  0.0725
## MSAEvansville-Henderson, IN-KY               8.8889e-01  2.0688e+01  0.0430
## MSAFargo-Moorhead, ND-MN                     1.1111e+00  2.0688e+01  0.0537
## MSAFayetteville-Springdale-Rogers, AR       -2.3142e+01  2.0755e+01 -1.1150
## MSAFayetteville, NC                         -2.7778e-01  2.0688e+01 -0.0134
## MSAFitchburg-Leominster, MA                  1.6667e-01  2.0688e+01  0.0081
## MSAFlagstaff, AZ-UT                          3.2044e-11  2.0688e+01  0.0000
## MSAFlint, MI                                 3.8889e-01  2.0688e+01  0.0188
## MSAFlorence, AL                              3.4261e-11  2.0688e+01  0.0000
## MSAFlorence, SC                             -2.7778e-01  2.0688e+01 -0.0134
## MSAFort Collins-Loveland, CO                 8.5000e+00  2.0688e+01  0.4109
## MSAFort Lauderdale, FL                       3.3722e+01  2.0688e+01  1.6301
## MSAFort Myers-Cape Coral, FL                 1.9444e+00  2.0688e+01  0.0940
## MSAFort Pierce-Port St. Lucie, FL            1.7778e+00  2.0688e+01  0.0859
## MSAFort Smith, AR-OK                        -1.6667e-01  2.0688e+01 -0.0081
## MSAFort Walton Beach, FL                     2.2222e-01  2.0688e+01  0.0107
## MSAFort Wayne, IN                           -1.5052e+01  2.0712e+01 -0.7267
## MSAFort Worth-Arlington, TX                  1.9944e+01  2.0688e+01  0.9641
## MSAFresno, CA                                1.5000e+00  2.0688e+01  0.0725
## MSAGadsden, AL                              -2.7778e-01  2.0688e+01 -0.0134
## MSAGainesville, FL                           6.8889e+00  2.0688e+01  0.3330
## MSAGalveston-Texas City, TX                  6.1111e-01  2.0688e+01  0.0295
## MSAGary, IN                                  5.5556e-01  2.0688e+01  0.0269
## MSAGlens Falls, NY                          -2.2222e-01  2.0688e+01 -0.0107
## MSAGoldsboro, NC                            -1.6667e-01  2.0688e+01 -0.0081
## MSAGrand Forks, ND-MN                        2.2222e-01  2.0688e+01  0.0107
## MSAGrand Junction, CO                       -5.5556e-02  2.0688e+01 -0.0027
## MSAGrand Rapids-Muskegon-Holland, MI         1.4000e+01  2.0688e+01  0.6767
## MSAGreat Falls, MT                          -1.6667e-01  2.0688e+01 -0.0081
## MSAGreeley, CO                              -1.6667e-01  2.0688e+01 -0.0081
## MSAGreen Bay, WI                             6.1111e-01  2.0688e+01  0.0295
## MSAGreensboro--Winston Salem--High Point, N  1.0778e+01  2.0688e+01  0.5210
## MSAGreenville-Spartanburg-Anderson, SC       1.2833e+01  2.0688e+01  0.6203
## MSAHagerstown, MD                            1.0556e+00  2.0688e+01  0.0510
## MSAHamilton-Middletown, OH                   2.2222e+00  2.0688e+01  0.1074
## MSAHarrisburg-Lebanon-Carlisle, PA           6.2222e+00  2.0688e+01  0.3008
## MSAHartford, CT                              3.5000e+01  2.0688e+01  1.6918
## MSAHickory-Morganton-Lenoir, NC              6.1111e-01  2.0688e+01  0.0295
## MSAHonolulu, HI                              4.3333e+00  2.0688e+01  0.2095
## MSAHouma, LA                                 2.7778e-01  2.0688e+01  0.0134
## MSAHouston, TX                               1.4639e+02  2.0688e+01  7.0762
## MSAHuntington-Ashland, WV-KY-OH              1.6667e-01  2.0688e+01  0.0081
## MSAHuntsville, AL                            6.2222e+00  2.0688e+01  0.3008
## MSAIndianapolis, IN                          4.9389e+01  2.0688e+01  2.3874
## MSAIowa City, IA                             1.9444e+00  2.0688e+01  0.0940
## MSAJackson, MI                               2.7778e-01  2.0688e+01  0.0134
## MSAJackson, MS                               5.7222e+00  2.0688e+01  0.2766
## MSAJacksonville, FL                          1.8000e+01  2.0688e+01  0.8701
## MSAJacksonville, NC                         -2.2222e-01  2.0688e+01 -0.0107
## MSAJamestown, NY                             3.1934e-11  2.0688e+01  0.0000
## MSAJanesville-Beloit, WI                     2.7778e-01  2.0688e+01  0.0134
## MSAJersey City, NJ                           2.9944e+01  2.0688e+01  1.4475
## MSAJohnson City-Kingsport-Bristol, TN-VA     1.8333e+00  2.0688e+01  0.0886
## MSAJohnstown, PA                             6.1111e-01  2.0688e+01  0.0295
## MSAJoplin, MO                               -4.8267e+01  2.0906e+01 -2.3088
## MSAKalamazoo-Battle Creek, MI                5.5556e+00  2.0688e+01  0.2685
## MSAKankakee, IL                             -2.7778e-01  2.0688e+01 -0.0134
## MSAKansas City, MO-KS                       -1.7912e+01  2.1013e+01 -0.8524
## MSAKenosha, WI                               1.1111e-01  2.0688e+01  0.0054
## MSAKilleen-Temple, TX                        2.2222e-01  2.0688e+01  0.0107
## MSAKnoxville, TN                             8.1667e+00  2.0688e+01  0.3948
## MSAKokomo, IN                               -2.7778e-01  2.0688e+01 -0.0134
## MSALa Crosse, WI-MN                         -1.6667e-01  2.0688e+01 -0.0081
## MSALafayette, IN                             3.8333e+00  2.0688e+01  0.1853
## MSALafayette, LA                             2.1111e+00  2.0688e+01  0.1020
## MSALake Charles, LA                         -2.2222e-01  2.0688e+01 -0.0107
## MSALakeland-Winter Haven, FL                 2.2222e+00  2.0688e+01  0.1074
## MSALancaster, PA                             1.1111e+00  2.0688e+01  0.0537
## MSALansing-East Lansing, MI                  2.6667e+00  2.0688e+01  0.1289
## MSALas Cruces, NM                           -2.7778e-01  2.0688e+01 -0.0134
## MSALas Vegas, NV-AZ                          1.5111e+01  2.0688e+01  0.7304
## MSALawrence, KS                              8.8889e-01  2.0688e+01  0.0430
## MSALawrence, MA-NH                           4.2111e+01  2.0688e+01  2.0356
## MSALewiston-Auburn, ME                       2.2222e-01  2.0688e+01  0.0107
## MSALexington-Fayette, KY                    -2.2864e+01  2.0755e+01 -1.1016
## MSALima, OH                                  6.1111e-01  2.0688e+01  0.0295
## MSALincoln, NE                               6.5556e+00  2.0688e+01  0.3169
## MSALittle Rock-North Little Rock, AR         3.8333e+00  2.0688e+01  0.1853
## MSALongview-Marshall, TX                     5.5556e-02  2.0688e+01  0.0027
## MSALos Angeles-Long Beach, CA                4.1929e+02  2.0785e+01 20.1726
## MSALouisville, KY-IN                         1.9667e+01  2.0688e+01  0.9507
## MSALowell, MA-NH                             7.7000e+01  2.0688e+01  3.7221
## MSALubbock, TX                               5.5556e-02  2.0688e+01  0.0027
## MSALynchburg, VA                             3.8889e-01  2.0688e+01  0.0188
## MSAMacon, GA                                 5.5556e-02  2.0688e+01  0.0027
## MSAMadison, WI                               3.8722e+01  2.0688e+01  1.8718
## MSAManchester, NH                            1.2333e+01  2.0688e+01  0.5962
## MSAMansfield, OH                            -2.7778e-01  2.0688e+01 -0.0134
## MSAMcAllen-Edinburg-Mission, TX              6.6667e-01  2.0688e+01  0.0322
## MSAMedford-Ashland, OR                       9.4444e-01  2.0688e+01  0.0457
## MSAMelbourne-Titusville-Palm Bay, FL         8.0556e+00  2.0688e+01  0.3894
## MSAMemphis, TN-AR-MS                         1.4278e+01  2.0688e+01  0.6902
## MSAMiami, FL                                -2.8523e+01  2.1013e+01 -1.3574
## MSAMiddlesex-Somerset-Hunterdon, NJ          9.5778e+01  2.0688e+01  4.6297
## MSAMilwaukee-Waukesha, WI                    2.1778e+01  2.0688e+01  1.0527
## MSAMinneapolis-St. Paul, MN-WI               1.6428e+02  2.0688e+01  7.9409
## MSAMissoula, MT                              2.7778e+00  2.0688e+01  0.1343
## MSAMobile, AL                                8.8889e-01  2.0688e+01  0.0430
## MSAModesto, CA                               2.7778e-01  2.0688e+01  0.0134
## MSAMonmouth-Ocean, NJ                        1.3389e+01  2.0688e+01  0.6472
## MSAMonroe, LA                               -5.4617e+00  2.0690e+01 -0.2640
## MSAMontgomery, AL                            5.5556e-01  2.0688e+01  0.0269
## MSAMuncie, IN                                5.5556e-02  2.0688e+01  0.0027
## MSAMyrtle Beach, SC                         -1.1111e-01  2.0688e+01 -0.0054
## MSANaples, FL                                5.5556e-01  2.0688e+01  0.0269
## MSANashua, NH                                1.8889e+01  2.0688e+01  0.9131
## MSANashville, TN                             9.0333e+01  2.0688e+01  4.3666
## MSANassau-Suffolk, NY                        2.4444e+01  2.0688e+01  1.1816
## MSANew Bedford, MA                          -1.6667e-01  2.0688e+01 -0.0081
## MSANew Haven-Meriden, CT                     5.7278e+01  2.0688e+01  2.7687
## MSANew London-Norwich, CT-RI                 3.1667e+00  2.0688e+01  0.1531
## MSANew Orleans, LA                          -7.1759e+01  2.1289e+01 -3.3708
## MSANew York, NY                              9.3818e+02  2.1074e+01 44.5178
## MSANewark, NJ                                5.3833e+01  2.0688e+01  2.6022
## MSANewburgh, NY-PA                          -5.5556e-02  2.0688e+01 -0.0027
## MSANorfolk-Virginia Beach-Newport News, VA-  8.6667e+00  2.0688e+01  0.4189
## MSAOakland, CA                               4.4861e+02  2.0688e+01 21.6851
## MSAOcala, FL                                 3.7778e+00  2.0688e+01  0.1826
## MSAOdessa-Midland, TX                        5.9444e+00  2.0688e+01  0.2873
## MSAOklahoma City, OK                         1.6500e+01  2.0688e+01  0.7976
## MSAOlympia, WA                               2.9444e+00  2.0688e+01  0.1423
## MSAOmaha, NE-IA                              1.4056e+01  2.0688e+01  0.6794
## MSAOrange County, CA                         2.2189e+02  2.0688e+01 10.7257
## MSAOrlando, FL                               3.8667e+01  2.0688e+01  1.8691
## MSAPanama City, FL                          -5.5556e-02  2.0688e+01 -0.0027
## MSAParkersburg-Marietta, WV-OH              -1.1111e-01  2.0688e+01 -0.0054
## MSAPensacola, FL                             7.2222e-01  2.0688e+01  0.0349
## MSAPeoria-Pekin, IL                          1.3889e+00  2.0688e+01  0.0671
## MSAPhiladelphia, PA-NJ                       2.0892e+02  2.0860e+01 10.0151
## MSAPhoenix, AZ                               8.7222e+01  2.0688e+01  4.2162
## MSAPine Bluff, AR                           -5.6284e+00  2.0690e+01 -0.2720
## MSAPittsburgh, PA                            1.2211e+02  2.0688e+01  5.9027
## MSAPittsfield, MA                           -3.0048e+01  2.0785e+01 -1.4457
## MSAPocatello, ID                            -2.2222e-01  2.0688e+01 -0.0107
## MSAPonce, PR                                -1.6667e-01  2.0688e+01 -0.0081
## MSAPortland-Vancouver, OR-WA                 1.1294e+02  2.0688e+01  5.4595
## MSAPortland, ME                              1.0889e+01  2.0688e+01  0.5264
## MSAPortsmouth-Rochester, NH-ME               1.6444e+01  2.0688e+01  0.7949
## MSAProvidence-Fall River-Warwick, RI-MA      3.2500e+01  2.0688e+01  1.5710
## MSAProvo-Orem, UT                            4.0833e+01  2.0688e+01  1.9738
## MSAPueblo, CO                                2.2222e-01  2.0688e+01  0.0107
## MSAPunta Gorda, FL                          -2.7778e-01  2.0688e+01 -0.0134
## MSARacine, WI                                3.3333e-01  2.0688e+01  0.0161
## MSARaleigh-Durham-Chapel Hill, NC            1.7822e+02  2.0688e+01  8.6150
## MSAReading, PA                               1.6667e+00  2.0688e+01  0.0806
## MSARedding, CA                              -2.2222e-01  2.0688e+01 -0.0107
## MSAReno, NV                                  6.8333e+00  2.0688e+01  0.3303
## MSARichland-Kennewick-Pasco, WA              5.0000e-01  2.0688e+01  0.0242
## MSARichmond-Petersburg, VA                   1.6111e+01  2.0688e+01  0.7788
## MSARiverside-San Bernardino, CA              7.5556e+00  2.0688e+01  0.3652
## MSARoanoke, VA                               5.0000e+00  2.0688e+01  0.2417
## MSARochester, MN                             1.1111e+00  2.0688e+01  0.0537
## MSARochester, NY                            -6.8814e+00  2.0785e+01 -0.3311
## MSARockford, IL                              2.6244e-11  2.0688e+01  0.0000
## MSARocky Mount, NC                          -3.2381e+01  2.0785e+01 -1.5579
## MSASacramento, CA                            2.1722e+01  2.0688e+01  1.0500
## MSASaginaw-Bay City-Midland, MI              1.0000e+00  2.0688e+01  0.0483
## MSASalem, OR                                 2.7778e-01  2.0688e+01  0.0134
## MSASalinas, CA                               1.7778e+00  2.0688e+01  0.0859
## MSASalt Lake City-Ogden, UT                  9.3778e+01  2.0688e+01  4.5331
## MSASan Angelo, TX                           -2.2222e-01  2.0688e+01 -0.0107
## MSASan Antonio, TX                           1.6556e+01  2.0688e+01  0.8003
## MSASan Diego, CA                             3.9647e+02  2.0860e+01 19.0061
## MSASan Francisco, CA                         2.0428e+03  2.0906e+01 97.7159
## MSASan Jose, CA                              1.4186e+03  2.0688e+01 68.5733
## MSASan Juan, PR                              1.6667e+00  2.0688e+01  0.0806
## MSASan Luis Obispo-Atascadero-Paso Robles,   3.9444e+00  2.0688e+01  0.1907
## MSASanta Barbara-Santa Maria-Lompoc, CA      3.3056e+01  2.0688e+01  1.5979
## MSASanta Cruz-Watsonville, CA                1.0333e+01  2.0688e+01  0.4995
## MSASanta Fe, NM                              4.6667e+00  2.0688e+01  0.2256
## MSASanta Rosa, CA                            3.5222e+01  2.0688e+01  1.7026
## MSASarasota-Bradenton, FL                    4.8333e+00  2.0688e+01  0.2336
## MSASavannah, GA                              2.7778e-01  2.0688e+01  0.0134
## MSAScranton--Wilkes-Barre--Hazleton, PA      2.2778e+00  2.0688e+01  0.1101
## MSASeattle-Bellevue-Everett, WA              3.9594e+02  2.0688e+01 19.1393
## MSASharon, PA                                4.4444e-01  2.0688e+01  0.0215
## MSASheboygan, WI                            -5.5556e-02  2.0688e+01 -0.0027
## MSASherman-Denison, TX                       1.1111e-01  2.0688e+01  0.0054
## MSAShreveport, LA                            2.3889e+00  2.0688e+01  0.1155
## MSASioux City, IA-NE                        -2.2222e-01  2.0688e+01 -0.0107
## MSASioux Falls, SD                           2.8889e+00  2.0688e+01  0.1396
## MSASouth Bend, IN                            1.6667e+00  2.0688e+01  0.0806
## MSASpokane, WA                               9.6667e+00  2.0688e+01  0.4673
## MSASpringfield, IL                          -2.2222e-01  2.0688e+01 -0.0107
## MSASpringfield, MA                           3.8889e+00  2.0688e+01  0.1880
## MSASpringfield, MO                           1.7778e+00  2.0688e+01  0.0859
## MSASt. Cloud, MN                             1.0556e+00  2.0688e+01  0.0510
## MSASt. Joseph, MO                            1.1111e-01  2.0688e+01  0.0054
## MSASt. Louis, MO-IL                          6.9556e+01  2.0688e+01  3.3622
## MSAStamford-Norwalk, CT                      5.2333e+01  2.0688e+01  2.5297
## MSAState College, PA                         3.5000e+00  2.0688e+01  0.1692
## MSASteubenville-Weirton, OH-WV              -5.5556e-02  2.0688e+01 -0.0027
## MSAStockton-Lodi, CA                         1.1667e+00  2.0688e+01  0.0564
## MSASumter, SC                               -1.6667e-01  2.0688e+01 -0.0081
## MSASyracuse, NY                              1.3889e+00  2.0688e+01  0.0671
## MSATacoma, WA                                1.5000e+00  2.0688e+01  0.0725
## MSATallahassee, FL                           5.0000e-01  2.0688e+01  0.0242
## MSATampa-St. Petersburg-Clearwater, FL       1.0174e+01  2.0785e+01  0.4895
## MSAToledo, OH                                2.5556e+00  2.0688e+01  0.1235
## MSATopeka, KS                                5.5556e-01  2.0688e+01  0.0269
## MSATrenton, NJ                               3.9833e+01  2.0688e+01  1.9255
## MSATucson, AZ                               -4.7079e+01  2.1013e+01 -2.2405
## MSATulsa, OK                                -5.3852e+00  2.0712e+01 -0.2600
## MSATyler, TX                                 1.0000e+00  2.0688e+01  0.0483
## MSAUnknown                                   1.5767e+02  2.0688e+01  7.6213
## MSAUtica-Rome, NY                            1.1111e-01  2.0688e+01  0.0054
## MSAVallejo-Fairfield-Napa, CA                8.6111e+00  2.0688e+01  0.4162
## MSAVentura, CA                               2.0056e+01  2.0688e+01  0.9695
## MSAVineland-Millville-Bridgeton, NJ         -4.2694e+01  2.0860e+01 -2.0467
## MSAVisalia-Tulare-Porterville, CA            3.6667e+00  2.0688e+01  0.1772
## MSAWaco, TX                                  4.4444e-01  2.0688e+01  0.0215
## MSAWashington, DC-MD-VA-WV                   2.9107e+02  2.1289e+01 13.6727
## MSAWaterbury, CT                             3.6111e+00  2.0688e+01  0.1746
## MSAWaterloo-Cedar Falls, IA                 -2.7778e-01  2.0688e+01 -0.0134
## MSAWausau, WI                               -5.5556e-02  2.0688e+01 -0.0027
## MSAWest Palm Beach-Boca Raton, FL            3.4000e+01  2.0688e+01  1.6435
## MSAWheeling, WV-OH                          -2.7778e-01  2.0688e+01 -0.0134
## MSAWichita Falls, TX                        -2.7778e-01  2.0688e+01 -0.0134
## MSAWichita, KS                              -5.5523e+01  2.1013e+01 -2.6423
## MSAWilliamsport, PA                          3.2512e-11  2.0688e+01  0.0000
## MSAWilmington-Newark, DE-MD                  1.7722e+01  2.0688e+01  0.8567
## MSAWilmington, NC                            2.5556e+00  2.0688e+01  0.1235
## MSAWorcester, MA-CT                          2.9444e+01  2.0688e+01  1.4233
## MSAYakima, WA                                2.2222e-01  2.0688e+01  0.0107
## MSAYolo, CA                                  6.8889e+00  2.0688e+01  0.3330
## MSAYork, PA                                  1.1111e-01  2.0688e+01  0.0054
## MSAYoungstown-Warren, OH                    -4.0728e+00  2.0690e+01 -0.1968
## MSAYuma, AZ                                 -2.7778e-01  2.0688e+01 -0.0134
## I(post * treated)                            9.6311e+01  6.0286e+00 15.9757
## factor(round_year)2003                      -2.0818e+00  4.9219e+00 -0.4230
## factor(round_year)2004                       2.3239e+00  4.9219e+00  0.4722
## factor(round_year)2005                       3.4194e+00  4.9220e+00  0.6947
## factor(round_year)2006                       8.4845e+00  4.9222e+00  1.7237
## factor(round_year)2007                       1.4301e+01  4.9225e+00  2.9053
## factor(round_year)2008                       1.2317e+01  4.9237e+00  2.5016
## factor(round_year)2009                      -6.0683e+00  4.9271e+00 -1.2316
## factor(round_year)2010                       8.2789e-01  4.9271e+00  0.1680
## factor(round_year)2011                       4.0429e+00  4.9290e+00  0.8202
## factor(round_year)2012                       2.5431e+00  4.9324e+00  0.5156
## factor(round_year)2013                       2.6752e+00  4.9324e+00  0.5424
## factor(round_year)2014                       2.8810e+00  4.9395e+00  0.5833
## factor(round_year)2015                       4.2104e+00  4.9465e+00  0.8512
## factor(round_year)2016                       4.0441e-01  4.9484e+00  0.0817
## factor(round_year)2017                       4.7641e+00  4.9525e+00  0.9620
## factor(round_year)2018                       1.1591e+01  4.9525e+00  2.3405
## factor(round_year)2019                       1.6264e+01  4.9591e+00  3.2797
##                                              Pr(>|t|)    
## (Intercept)                                 0.7732034    
## MSAAkron, OH                                0.6499598    
## MSAAlbany-Schenectady-Troy, NY              0.5245069    
## MSAAlbany, GA                               0.9892874    
## MSAAlbuquerque, NM                          0.1748619    
## MSAAlexandria, LA                           0.9957148    
## MSAAllentown-Bethlehem-Easton, PA           0.4817175    
## MSAAltoona, PA                              0.9443379    
## MSAAmarillo, TX                             0.9957148    
## MSAAnchorage, AK                            0.9957148    
## MSAAnn Arbor, MI                            0.0152291 *  
## MSAAnniston, AL                             0.9914298    
## MSAAppleton-Oshkosh-Neenah, WI              0.9593084    
## MSAAsheville, NC                            0.9144609    
## MSAAthens, GA                               0.9464754    
## MSAAtlanta, GA                              < 2.2e-16 ***
## MSAAtlantic-Cape May, NJ                    1.0000000    
## MSAAuburn-Opelika, AL                       0.9828606    
## MSAAugusta-Aiken, GA-SC                     0.9914298    
## MSAAustin-San Marcos, TX                    < 2.2e-16 ***
## MSABakersfield, CA                          0.9272530    
## MSABaltimore, MD                            5.283e-07 ***
## MSABangor, ME                               0.9486134    
## MSABarnstable-Yarmouth, MA                  0.9614484    
## MSABaton Rouge, LA                          0.8361889    
## MSABeaumont-Port Arthur, TX                 0.9935723    
## MSABellingham, WA                           0.9721520    
## MSABenton Harbor, MI                        0.9957148    
## MSABergen-Passaic, NJ                       0.0364873 *  
## MSABillings, MT                             0.9892874    
## MSABiloxi-Gulfport-Pascagoula, MS           0.9935723    
## MSABinghamton, NY                           0.9978574    
## MSABirmingham, AL                           0.4733935    
## MSABismarck, ND                             0.9678698    
## MSABloomington-Normal, IL                   0.9935723    
## MSABloomington, IN                          0.0005223 ***
## MSABoise City, ID                           0.6851224    
## MSABoston, MA-NH                            < 2.2e-16 ***
## MSABoulder-Longmont, CO                     1.468e-09 ***
## MSABrazoria, TX                             0.9892874    
## MSABremerton, WA                            0.9850027    
## MSABridgeport, CT                           0.3075484    
## MSABrockton, MA                             0.8698842    
## MSABrownsville-Harlingen-San Benito, TX     0.9914298    
## MSABryan-College Station, TX                0.9165915    
## MSABuffalo-Niagara Falls, NY                0.6480300    
## MSABurlington, VT                           0.5245069    
## MSACaguas, PR                               0.9914298    
## MSACanton-Massillon, OH                     0.8910686    
## MSACasper, WY                               0.9914298    
## MSACedar Rapids, IA                         0.9614484    
## MSAChampaign-Urbana, IL                     0.6577100    
## MSACharleston, SC                           0.6989885    
## MSACharleston, WV                           0.2187152    
## MSACharlotte-Gastonia-Rock Hill, NC-SC      0.0699355 .  
## MSACharlottesville, VA                      0.6136727    
## MSAChattanooga, TN-GA                       0.7029690    
## MSACheyenne, WY                             0.9892874    
## MSAChicago, IL                              < 2.2e-16 ***
## MSAChico-Paradise, CA                       0.9593084    
## MSACincinnati, OH-KY-IN                     0.5648948    
## MSAClarksville-Hopkinsville, TN-KY          0.9892874    
## MSACleveland-Lorain-Elyria, OH              0.0010386 ** 
## MSAColorado Springs, CO                     0.7820957    
## MSAColumbia, MO                             0.9614484    
## MSAColumbia, SC                             0.9229867    
## MSAColumbus, GA-AL                          0.9293869    
## MSAColumbus, OH                             0.0223321 *  
## MSACorpus Christi, TX                       0.9721520    
## MSACorvallis, OR                            0.9486134    
## MSADallas, TX                               < 2.2e-16 ***
## MSADanbury, CT                              0.7129558    
## MSADanville, VA                             0.9914298    
## MSADavenport-Moline-Rock Island, IA-IL      0.9914298    
## MSADayton-Springfield, OH                   0.8889464    
## MSADaytona Beach, FL                        0.0045879 ** 
## MSADecatur, IL                              0.9892874    
## MSADenver, CO                               8.647e-15 ***
## MSADes Moines, IA                           0.8027916    
## MSADetroit, MI                              0.0092154 ** 
## MSADothan, AL                               0.9892874    
## MSADover, DE                                0.9507517    
## MSADubuque, IA                              0.9978574    
## MSADuluth-Superior, MN-WI                   0.9785767    
## MSADutchess County, NY                      0.9721520    
## MSAEau Claire, WI                           0.9807186    
## MSAEl Paso, TX                              0.9935723    
## MSAElkhart-Goshen, IN                       0.9678698    
## MSAElmira, NY                               0.9892874    
## MSAErie, PA                                 0.9571688    
## MSAEugene-Springfield, OR                   0.9422007    
## MSAEvansville-Henderson, IN-KY              0.9657291    
## MSAFargo-Moorhead, ND-MN                    0.9571688    
## MSAFayetteville-Springdale-Rogers, AR       0.2649016    
## MSAFayetteville, NC                         0.9892874    
## MSAFitchburg-Leominster, MA                 0.9935723    
## MSAFlagstaff, AZ-UT                         1.0000000    
## MSAFlint, MI                                0.9850027    
## MSAFlorence, AL                             1.0000000    
## MSAFlorence, SC                             0.9892874    
## MSAFort Collins-Loveland, CO                0.6811798    
## MSAFort Lauderdale, FL                      0.1031437    
## MSAFort Myers-Cape Coral, FL                0.9251196    
## MSAFort Pierce-Port St. Lucie, FL           0.9315214    
## MSAFort Smith, AR-OK                        0.9935723    
## MSAFort Walton Beach, FL                    0.9914298    
## MSAFort Wayne, IN                           0.4674264    
## MSAFort Worth-Arlington, TX                 0.3350482    
## MSAFresno, CA                               0.9422007    
## MSAGadsden, AL                              0.9892874    
## MSAGainesville, FL                          0.7391491    
## MSAGalveston-Texas City, TX                 0.9764349    
## MSAGary, IN                                 0.9785767    
## MSAGlens Falls, NY                          0.9914298    
## MSAGoldsboro, NC                            0.9935723    
## MSAGrand Forks, ND-MN                       0.9914298    
## MSAGrand Junction, CO                       0.9978574    
## MSAGrand Rapids-Muskegon-Holland, MI        0.4986019    
## MSAGreat Falls, MT                          0.9935723    
## MSAGreeley, CO                              0.9935723    
## MSAGreen Bay, WI                            0.9764349    
## MSAGreensboro--Winston Salem--High Point, N 0.6024021    
## MSAGreenville-Spartanburg-Anderson, SC      0.5350587    
## MSAHagerstown, MD                           0.9593084    
## MSAHamilton-Middletown, OH                  0.9144609    
## MSAHarrisburg-Lebanon-Carlisle, PA          0.7636000    
## MSAHartford, CT                             0.0907338 .  
## MSAHickory-Morganton-Lenoir, NC             0.9764349    
## MSAHonolulu, HI                             0.8340922    
## MSAHouma, LA                                0.9892874    
## MSAHouston, TX                              1.671e-12 ***
## MSAHuntington-Ashland, WV-KY-OH             0.9935723    
## MSAHuntsville, AL                           0.7636000    
## MSAIndianapolis, IN                         0.0170033 *  
## MSAIowa City, IA                            0.9251196    
## MSAJackson, MI                              0.9892874    
## MSAJackson, MS                              0.7820957    
## MSAJacksonville, FL                         0.3842897    
## MSAJacksonville, NC                         0.9914298    
## MSAJamestown, NY                            1.0000000    
## MSAJanesville-Beloit, WI                    0.9892874    
## MSAJersey City, NJ                          0.1478248    
## MSAJohnson City-Kingsport-Bristol, TN-VA    0.9293869    
## MSAJohnstown, PA                            0.9764349    
## MSAJoplin, MO                               0.0209951 *  
## MSAKalamazoo-Battle Creek, MI               0.7882890    
## MSAKankakee, IL                             0.9892874    
## MSAKansas City, MO-KS                       0.3940086    
## MSAKenosha, WI                              0.9957148    
## MSAKilleen-Temple, TX                       0.9914298    
## MSAKnoxville, TN                            0.6930332    
## MSAKokomo, IN                               0.9892874    
## MSALa Crosse, WI-MN                         0.9935723    
## MSALafayette, IN                            0.8530030    
## MSALafayette, LA                            0.9187227    
## MSALake Charles, LA                         0.9914298    
## MSALakeland-Winter Haven, FL                0.9144609    
## MSALancaster, PA                            0.9571688    
## MSALansing-East Lansing, MI                 0.8974398    
## MSALas Cruces, NM                           0.9892874    
## MSALas Vegas, NV-AZ                         0.4651492    
## MSALawrence, KS                             0.9657291    
## MSALawrence, MA-NH                          0.0418412 *  
## MSALewiston-Auburn, ME                      0.9914298    
## MSALexington-Fayette, KY                    0.2706791    
## MSALima, OH                                 0.9764349    
## MSALincoln, NE                              0.7513433    
## MSALittle Rock-North Little Rock, AR        0.8530030    
## MSALongview-Marshall, TX                    0.9978574    
## MSALos Angeles-Long Beach, CA               < 2.2e-16 ***
## MSALouisville, KY-IN                        0.3418225    
## MSALowell, MA-NH                            0.0001996 ***
## MSALubbock, TX                              0.9978574    
## MSALynchburg, VA                            0.9850027    
## MSAMacon, GA                                0.9978574    
## MSAMadison, WI                              0.0612928 .  
## MSAManchester, NH                           0.5510846    
## MSAMansfield, OH                            0.9892874    
## MSAMcAllen-Edinburg-Mission, TX             0.9742934    
## MSAMedford-Ashland, OR                      0.9635886    
## MSAMelbourne-Titusville-Palm Bay, FL        0.6970013    
## MSAMemphis, TN-AR-MS                        0.4901206    
## MSAMiami, FL                                0.1747055    
## MSAMiddlesex-Somerset-Hunterdon, NJ         3.747e-06 ***
## MSAMilwaukee-Waukesha, WI                   0.2925248    
## MSAMinneapolis-St. Paul, MN-WI              2.424e-15 ***
## MSAMissoula, MT                             0.8931915    
## MSAMobile, AL                               0.9657291    
## MSAModesto, CA                              0.9892874    
## MSAMonmouth-Ocean, NJ                       0.5175321    
## MSAMonroe, LA                               0.7918084    
## MSAMontgomery, AL                           0.9785767    
## MSAMuncie, IN                               0.9978574    
## MSAMyrtle Beach, SC                         0.9957148    
## MSANaples, FL                               0.9785767    
## MSANashua, NH                               0.3612530    
## MSANashville, TN                            1.286e-05 ***
## MSANassau-Suffolk, NY                       0.2374149    
## MSANew Bedford, MA                          0.9935723    
## MSANew Haven-Meriden, CT                    0.0056470 ** 
## MSANew London-Norwich, CT-RI                0.8783476    
## MSANew Orleans, LA                          0.0007549 ***
## MSANew York, NY                             < 2.2e-16 ***
## MSANewark, NJ                               0.0092877 ** 
## MSANewburgh, NY-PA                          0.9978574    
## MSANorfolk-Virginia Beach-Newport News, VA- 0.6752822    
## MSAOakland, CA                              < 2.2e-16 ***
## MSAOcala, FL                                0.8551097    
## MSAOdessa-Midland, TX                       0.7738595    
## MSAOklahoma City, OK                        0.4251477    
## MSAOlympia, WA                              0.8868250    
## MSAOmaha, NE-IA                             0.4968994    
## MSAOrange County, CA                        < 2.2e-16 ***
## MSAOrlando, FL                              0.0616655 .  
## MSAPanama City, FL                          0.9978574    
## MSAParkersburg-Marietta, WV-OH              0.9957148    
## MSAPensacola, FL                            0.9721520    
## MSAPeoria-Pekin, IL                         0.9464754    
## MSAPhiladelphia, PA-NJ                      < 2.2e-16 ***
## MSAPhoenix, AZ                              2.525e-05 ***
## MSAPine Bluff, AR                           0.7856083    
## MSAPittsburgh, PA                           3.795e-09 ***
## MSAPittsfield, MA                           0.1483274    
## MSAPocatello, ID                            0.9914298    
## MSAPonce, PR                                0.9935723    
## MSAPortland-Vancouver, OR-WA                4.987e-08 ***
## MSAPortland, ME                             0.5986660    
## MSAPortsmouth-Rochester, NH-ME              0.4267082    
## MSAProvidence-Fall River-Warwick, RI-MA     0.1162421    
## MSAProvo-Orem, UT                           0.0484536 *  
## MSAPueblo, CO                               0.9914298    
## MSAPunta Gorda, FL                          0.9892874    
## MSARacine, WI                               0.9871450    
## MSARaleigh-Durham-Chapel Hill, NC           < 2.2e-16 ***
## MSAReading, PA                              0.9357917    
## MSARedding, CA                              0.9914298    
## MSAReno, NV                                 0.7411770    
## MSARichland-Kennewick-Pasco, WA             0.9807186    
## MSARichmond-Petersburg, VA                  0.4361408    
## MSARiverside-San Bernardino, CA             0.7149592    
## MSARoanoke, VA                              0.8090282    
## MSARochester, MN                            0.9571688    
## MSARochester, NY                            0.7405973    
## MSARockford, IL                             1.0000000    
## MSARocky Mount, NC                          0.1193078    
## MSASacramento, CA                           0.2937576    
## MSASaginaw-Bay City-Midland, MI             0.9614484    
## MSASalem, OR                                0.9892874    
## MSASalinas, CA                              0.9315214    
## MSASalt Lake City-Ogden, UT                 5.939e-06 ***
## MSASan Angelo, TX                           0.9914298    
## MSASan Antonio, TX                          0.4235906    
## MSASan Diego, CA                            < 2.2e-16 ***
## MSASan Francisco, CA                        < 2.2e-16 ***
## MSASan Jose, CA                             < 2.2e-16 ***
## MSASan Juan, PR                             0.9357917    
## MSASan Luis Obispo-Atascadero-Paso Robles,  0.8487929    
## MSASanta Barbara-Santa Maria-Lompoc, CA     0.1101347    
## MSASanta Cruz-Watsonville, CA               0.6174501    
## MSASanta Fe, NM                             0.8215374    
## MSASanta Rosa, CA                           0.0887036 .  
## MSASarasota-Bradenton, FL                   0.8152769    
## MSASavannah, GA                             0.9892874    
## MSAScranton--Wilkes-Barre--Hazleton, PA     0.9123310    
## MSASeattle-Bellevue-Everett, WA             < 2.2e-16 ***
## MSASharon, PA                               0.9828606    
## MSASheboygan, WI                            0.9978574    
## MSASherman-Denison, TX                      0.9957148    
## MSAShreveport, LA                           0.9080730    
## MSASioux City, IA-NE                        0.9914298    
## MSASioux Falls, SD                          0.8889464    
## MSASouth Bend, IN                           0.9357917    
## MSASpokane, WA                              0.6403250    
## MSASpringfield, IL                          0.9914298    
## MSASpringfield, MA                          0.8508974    
## MSASpringfield, MO                          0.9315214    
## MSASt. Cloud, MN                            0.9593084    
## MSASt. Joseph, MO                           0.9957148    
## MSASt. Louis, MO-IL                         0.0007786 ***
## MSAStamford-Norwalk, CT                     0.0114440 *  
## MSAState College, PA                        0.8656581    
## MSASteubenville-Weirton, OH-WV              0.9978574    
## MSAStockton-Lodi, CA                        0.9550294    
## MSASumter, SC                               0.9935723    
## MSASyracuse, NY                             0.9464754    
## MSATacoma, WA                               0.9422007    
## MSATallahassee, FL                          0.9807186    
## MSATampa-St. Petersburg-Clearwater, FL      0.6245107    
## MSAToledo, OH                               0.9016910    
## MSATopeka, KS                               0.9785767    
## MSATrenton, NJ                              0.0542222 .  
## MSATucson, AZ                               0.0251011 *  
## MSATulsa, OK                                0.7948709    
## MSATyler, TX                                0.9614484    
## MSAUnknown                                  2.948e-14 ***
## MSAUtica-Rome, NY                           0.9957148    
## MSAVallejo-Fairfield-Napa, CA               0.6772459    
## MSAVentura, CA                              0.3323629    
## MSAVineland-Millville-Bridgeton, NJ         0.0407406 *  
## MSAVisalia-Tulare-Porterville, CA           0.8593260    
## MSAWaco, TX                                 0.9828606    
## MSAWashington, DC-MD-VA-WV                  < 2.2e-16 ***
## MSAWaterbury, CT                            0.8614357    
## MSAWaterloo-Cedar Falls, IA                 0.9892874    
## MSAWausau, WI                               0.9978574    
## MSAWest Palm Beach-Boca Raton, FL           0.1003370    
## MSAWheeling, WV-OH                          0.9892874    
## MSAWichita Falls, TX                        0.9892874    
## MSAWichita, KS                              0.0082574 ** 
## MSAWilliamsport, PA                         1.0000000    
## MSAWilmington-Newark, DE-MD                 0.3916692    
## MSAWilmington, NC                           0.9016910    
## MSAWorcester, MA-CT                         0.1547082    
## MSAYakima, WA                               0.9914298    
## MSAYolo, CA                                 0.7391491    
## MSAYork, PA                                 0.9957148    
## MSAYoungstown-Warren, OH                    0.8439537    
## MSAYuma, AZ                                 0.9892874    
## I(post * treated)                           < 2.2e-16 ***
## factor(round_year)2003                      0.6723408    
## factor(round_year)2004                      0.6368338    
## factor(round_year)2005                      0.4872608    
## factor(round_year)2006                      0.0848164 .  
## factor(round_year)2007                      0.0036842 ** 
## factor(round_year)2008                      0.0123927 *  
## factor(round_year)2009                      0.2181459    
## factor(round_year)2010                      0.8665691    
## factor(round_year)2011                      0.4121242    
## factor(round_year)2012                      0.6061595    
## factor(round_year)2013                      0.5875857    
## factor(round_year)2014                      0.5597458    
## factor(round_year)2015                      0.3947003    
## factor(round_year)2016                      0.9348682    
## factor(round_year)2017                      0.3361133    
## factor(round_year)2018                      0.0192959 *  
## factor(round_year)2019                      0.0010459 ** 
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## 
## Total Sum of Squares:    203290000
## Residual Sum of Squares: 20753000
## R-Squared:      0.89791
## Adj. R-Squared: 0.89157
## F-statistic: 141.464 on 335 and 5388 DF, p-value: < 2.22e-16

fixed-effects

est_comb = feols(Investors~ MSA | treated^year_treated, news_MSA_VC )
## Variables 'MSABloomington, IN', 'MSABoston, MA-NH' and 10 others have been removed because of collinearity (see $collin.var).
summary(est_comb, vcov = "twoway")
## OLS estimation, Dep. Var.: Investors
## Observations: 5,724 
## Fixed-effects: treated^year_treated: 13
## Standard-errors: Clustered (treated^year_treated) 
##                                                  Estimate   Std. Error
## MSAAkron, OH                                 9.388889e+00 1.277275e-10
## MSAAlbany-Schenectady-Troy, NY               1.316667e+01 1.311644e-10
## MSAAlbany, GA                                2.777778e-01 1.249253e-10
## MSAAlbuquerque, NM                          -9.667778e+02 3.658550e-12
## MSAAlexandria, LA                           -1.111111e-01 1.243814e-10
## MSAAllentown-Bethlehem-Easton, PA            1.455556e+01 1.306891e-10
## MSAAltoona, PA                               1.444444e+00 1.254472e-10
## MSAAmarillo, TX                             -1.111111e-01 1.249515e-10
## MSAAnchorage, AK                            -1.111111e-01 1.240242e-10
## MSAAnn Arbor, MI                             5.022222e+01 1.349566e-10
## MSAAnniston, AL                             -2.222222e-01 1.238346e-10
## MSAAppleton-Oshkosh-Neenah, WI               1.055556e+00 1.255798e-10
## MSAAsheville, NC                             2.222222e+00 1.245552e-10
## MSAAthens, GA                                1.388889e+00 1.238646e-10
## MSAAtlanta, GA                               2.462222e+02 1.555621e-10
## MSAAtlantic-Cape May, NJ                     1.170000e-10 1.251867e-10
## MSAAuburn-Opelika, AL                        4.444444e-01 1.242009e-10
## MSAAugusta-Aiken, GA-SC                      2.222222e-01 1.254481e-10
## MSAAustin-San Marcos, TX                     3.121667e+02 2.459302e-10
## MSABakersfield, CA                           1.888889e+00 1.254113e-10
## MSABaltimore, MD                             1.038889e+02 1.612199e-10
## MSABangor, ME                                1.333333e+00 1.254899e-10
## MSABarnstable-Yarmouth, MA                   1.000000e+00 1.240351e-10
## MSABaton Rouge, LA                           4.277778e+00 1.259592e-10
## MSABeaumont-Port Arthur, TX                 -1.666667e-01 1.242467e-10
## MSABellingham, WA                            7.222222e-01 1.247944e-10
## MSABenton Harbor, MI                        -1.111111e-01 1.240394e-10
## MSABergen-Passaic, NJ                        4.327778e+01 1.337543e-10
## MSABillings, MT                              2.777778e-01 1.244844e-10
## MSABiloxi-Gulfport-Pascagoula, MS           -1.666667e-01 1.250600e-10
## MSABinghamton, NY                            5.555556e-02 1.241357e-10
## MSABirmingham, AL                            1.483333e+01 1.302153e-10
## MSABismarck, ND                              8.333333e-01 1.255657e-10
## MSABloomington-Normal, IL                    1.666667e-01 1.248233e-10
## MSABoise City, ID                            8.388889e+00 1.278229e-10
## MSABoulder-Longmont, CO                      1.253333e+02 1.645191e-10
## MSABrazoria, TX                              2.777778e-01 1.248265e-10
## MSABremerton, WA                             3.888889e-01 1.253961e-10
## MSABridgeport, CT                            2.111111e+01 1.303673e-10
## MSABrockton, MA                              3.388889e+00 1.252707e-10
## MSABrownsville-Harlingen-San Benito, TX     -2.222222e-01 1.244921e-10
## MSABryan-College Station, TX                 2.166667e+00 1.247397e-10
## MSABuffalo-Niagara Falls, NY                 1.338889e+01 6.962000e-14
## MSABurlington, VT                            1.316667e+01 1.304649e-10
## MSACaguas, PR                               -2.222222e-01 1.249709e-10
## MSACanton-Massillon, OH                      2.833333e+00 1.263902e-10
## MSACasper, WY                               -2.222222e-01 1.246707e-10
## MSACedar Rapids, IA                          1.000000e+00 1.246660e-10
## MSAChampaign-Urbana, IL                      9.166667e+00 1.282908e-10
## MSACharleston, SC                            8.000000e+00 1.287103e-10
## MSACharleston, WV                           -2.666667e+00 3.151000e-14
## MSACharlotte-Gastonia-Rock Hill, NC-SC       3.750000e+01 1.332007e-10
## MSACharlottesville, VA                       1.044444e+01 1.294736e-10
## MSAChattanooga, TN-GA                        7.888889e+00 1.277714e-10
## MSACheyenne, WY                              2.777778e-01 1.247581e-10
## MSAChicago, IL                               2.854444e+02 2.264012e-10
## MSAChico-Paradise, CA                        1.055556e+00 1.252150e-10
## MSAClarksville-Hopkinsville, TN-KY          -2.777778e-01 1.247792e-10
## MSACleveland-Lorain-Elyria, OH               6.788889e+01 1.368559e-10
## MSAColorado Springs, CO                      5.722222e+00 1.255965e-10
## MSAColumbia, MO                              1.000000e+00 1.259202e-10
## MSAColumbia, SC                              2.000000e+00 1.243544e-10
## MSAColumbus, GA-AL                           1.833333e+00 1.240909e-10
## MSAColumbus, OH                              4.727778e+01 1.328251e-10
## MSACorpus Christi, TX                        7.222222e-01 1.253189e-10
## MSACorvallis, OR                             1.333333e+00 1.243951e-10
## MSADallas, TX                                2.142778e+02 1.452735e-10
## MSADanbury, CT                               7.611111e+00 1.283487e-10
## MSADanville, VA                             -2.222222e-01 1.243096e-10
## MSADavenport-Moline-Rock Island, IA-IL       2.222222e-01 1.255089e-10
## MSADayton-Springfield, OH                    2.888889e+00 1.251909e-10
## MSADaytona Beach, FL                        -9.979444e+02 3.009950e-12
## MSADecatur, IL                              -2.777778e-01 1.242243e-10
## MSADenver, CO                                2.190000e+02 1.882350e-12
## MSADes Moines, IA                            5.166667e+00 1.274110e-10
## MSADetroit, MI                               5.388889e+01 1.343510e-10
## MSADothan, AL                               -2.777778e-01 1.250414e-10
## MSADover, DE                                 1.277778e+00 1.256170e-10
## MSADubuque, IA                              -5.555556e-02 1.247936e-10
## MSADuluth-Superior, MN-WI                    5.555556e-01 1.250288e-10
## MSADutchess County, NY                       7.222222e-01 1.249920e-10
## MSAEau Claire, WI                            5.000000e-01 1.266387e-10
## MSAEl Paso, TX                              -1.666667e-01 1.257099e-10
## MSAElkhart-Goshen, IN                        8.333333e-01 1.257099e-10
## MSAElmira, NY                               -2.777778e-01 1.263716e-10
## MSAErie, PA                                  1.111111e+00 1.268204e-10
## MSAEugene-Springfield, OR                    1.500000e+00 1.267185e-10
## MSAEvansville-Henderson, IN-KY               8.888889e-01 1.254077e-10
## MSAFargo-Moorhead, ND-MN                     1.111111e+00 1.260148e-10
## MSAFayetteville-Springdale-Rogers, AR       -2.777778e-01 2.753000e-14
## MSAFayetteville, NC                         -2.777778e-01 1.247032e-10
## MSAFitchburg-Leominster, MA                  1.666667e-01 1.250207e-10
## MSAFlagstaff, AZ-UT                          1.190000e-10 1.268095e-10
## MSAFlint, MI                                 3.888889e-01 1.266427e-10
## MSAFlorence, AL                              1.170000e-10 1.252513e-10
## MSAFlorence, SC                             -2.777778e-01 1.272533e-10
## MSAFort Collins-Loveland, CO                 8.500000e+00 1.286698e-10
## MSAFort Lauderdale, FL                       3.372222e+01 1.329710e-10
## MSAFort Myers-Cape Coral, FL                 1.944444e+00 1.263517e-10
## MSAFort Pierce-Port St. Lucie, FL            1.777778e+00 1.265519e-10
## MSAFort Smith, AR-OK                        -1.666667e-01 1.275987e-10
## MSAFort Walton Beach, FL                     2.222222e-01 1.255621e-10
## MSAFort Wayne, IN                           -9.666667e+00 2.530000e-15
## MSAFort Worth-Arlington, TX                  1.994444e+01 1.304955e-10
## MSAFresno, CA                                1.500000e+00 1.258974e-10
## MSAGadsden, AL                              -2.777778e-01 1.265312e-10
## MSAGainesville, FL                           6.888889e+00 1.275438e-10
## MSAGalveston-Texas City, TX                  6.111111e-01 1.256195e-10
## MSAGary, IN                                  5.555556e-01 1.275218e-10
## MSAGlens Falls, NY                          -2.222222e-01 1.265823e-10
## MSAGoldsboro, NC                            -1.666667e-01 1.274847e-10
## MSAGrand Forks, ND-MN                        2.222222e-01 1.269074e-10
## MSAGrand Junction, CO                       -5.555556e-02 1.276971e-10
## MSAGrand Rapids-Muskegon-Holland, MI         1.400000e+01 1.297138e-10
## MSAGreat Falls, MT                          -1.666667e-01 1.273479e-10
## MSAGreeley, CO                              -1.666667e-01 1.266600e-10
## MSAGreen Bay, WI                             6.111111e-01 1.264024e-10
## MSAGreensboro--Winston Salem--High Point, N  1.077778e+01 1.306661e-10
## MSAGreenville-Spartanburg-Anderson, SC       1.283333e+01 1.299951e-10
## MSAHagerstown, MD                            1.055556e+00 1.278373e-10
## MSAHamilton-Middletown, OH                   2.222222e+00 1.276107e-10
## MSAHarrisburg-Lebanon-Carlisle, PA           6.222222e+00 1.283212e-10
## MSAHartford, CT                              3.500000e+01 1.328209e-10
## MSAHickory-Morganton-Lenoir, NC              6.111111e-01 1.271017e-10
## MSAHonolulu, HI                              4.333333e+00 1.272759e-10
## MSAHouma, LA                                 2.777778e-01 1.270383e-10
## MSAHouston, TX                               1.463889e+02 1.338912e-10
## MSAHuntington-Ashland, WV-KY-OH              1.666667e-01 1.263435e-10
## MSAHuntsville, AL                            6.222222e+00 1.277370e-10
## MSAIndianapolis, IN                          4.938889e+01 1.330739e-10
## MSAIowa City, IA                             1.944444e+00 1.272641e-10
## MSAJackson, MI                               2.777778e-01 1.263923e-10
## MSAJackson, MS                               5.722222e+00 1.276673e-10
## MSAJacksonville, FL                          1.800000e+01 1.303559e-10
## MSAJacksonville, NC                         -2.222222e-01 1.268407e-10
## MSAJamestown, NY                             1.190000e-10 1.272351e-10
## MSAJanesville-Beloit, WI                     2.777778e-01 1.267723e-10
## MSAJersey City, NJ                           2.994444e+01 1.318698e-10
## MSAJohnson City-Kingsport-Bristol, TN-VA     1.833333e+00 1.270250e-10
## MSAJohnstown, PA                             6.111111e-01 1.280138e-10
## MSAJoplin, MO                               -2.091111e+03 4.594300e-13
## MSAKalamazoo-Battle Creek, MI                5.555556e+00 1.288408e-10
## MSAKankakee, IL                             -2.777778e-01 1.277169e-10
## MSAKansas City, MO-KS                        3.761111e+01 1.235850e-12
## MSAKenosha, WI                               1.111111e-01 1.279226e-10
## MSAKilleen-Temple, TX                        2.222222e-01 1.277055e-10
## MSAKnoxville, TN                             8.166667e+00 1.300413e-10
## MSAKokomo, IN                               -2.777778e-01 1.276143e-10
## MSALa Crosse, WI-MN                         -1.666667e-01 1.281384e-10
## MSALafayette, IN                             3.833333e+00 1.282714e-10
## MSALafayette, LA                             2.111111e+00 1.278124e-10
## MSALake Charles, LA                         -2.222222e-01 1.273728e-10
## MSALakeland-Winter Haven, FL                 2.222222e+00 1.264818e-10
## MSALancaster, PA                             1.111111e+00 1.269271e-10
## MSALansing-East Lansing, MI                  2.666667e+00 1.270388e-10
## MSALas Cruces, NM                           -2.777778e-01 1.274319e-10
## MSALas Vegas, NV-AZ                          1.511111e+01 1.302618e-10
## MSALawrence, KS                              8.888889e-01 1.280298e-10
## MSALawrence, MA-NH                           4.211111e+01 1.323372e-10
## MSALewiston-Auburn, ME                       2.222222e-01 1.269378e-10
## MSALima, OH                                  6.111111e-01 1.272461e-10
## MSALincoln, NE                               6.555556e+00 1.278556e-10
## MSALittle Rock-North Little Rock, AR         3.833333e+00 1.275873e-10
## MSALongview-Marshall, TX                     5.555556e-02 1.274344e-10
## MSALos Angeles-Long Beach, CA                4.091111e+02 3.593630e-12
## MSALouisville, KY-IN                         1.966667e+01 1.295426e-10
## MSALowell, MA-NH                             7.700000e+01 1.370831e-10
## MSALubbock, TX                               5.555556e-02 1.272064e-10
## MSALynchburg, VA                             3.888889e-01 1.273650e-10
## MSAMacon, GA                                 5.555556e-02 1.269100e-10
## MSAMadison, WI                               3.872222e+01 1.314310e-10
## MSAManchester, NH                            1.233333e+01 1.297592e-10
## MSAMansfield, OH                            -2.777778e-01 1.273483e-10
## MSAMcAllen-Edinburg-Mission, TX              6.666667e-01 1.271186e-10
## MSAMedford-Ashland, OR                       9.444444e-01 1.279099e-10
## MSAMelbourne-Titusville-Palm Bay, FL         8.055556e+00 1.289360e-10
## MSAMemphis, TN-AR-MS                         1.427778e+01 1.293471e-10
## MSAMiami, FL                                 2.700000e+01 1.101780e-12
## MSAMiddlesex-Somerset-Hunterdon, NJ          9.577778e+01 1.422118e-10
## MSAMilwaukee-Waukesha, WI                    2.177778e+01 1.302645e-10
## MSAMinneapolis-St. Paul, MN-WI               1.642778e+02 1.342060e-10
## MSAMissoula, MT                              2.777778e+00 1.277228e-10
## MSAMobile, AL                                8.888889e-01 1.275358e-10
## MSAModesto, CA                               2.777778e-01 1.270497e-10
## MSAMonmouth-Ocean, NJ                        1.338889e+01 1.297991e-10
## MSAMonroe, LA                               -1.388889e+00 4.690000e-15
## MSAMontgomery, AL                            5.555556e-01 1.264691e-10
## MSAMuncie, IN                                5.555556e-02 1.267465e-10
## MSAMyrtle Beach, SC                         -1.111111e-01 1.266579e-10
## MSANaples, FL                                5.555556e-01 1.266670e-10
## MSANashua, NH                                1.888889e+01 1.304015e-10
## MSANashville, TN                             9.033333e+01 1.397041e-10
## MSANassau-Suffolk, NY                        2.444444e+01 1.301513e-10
## MSANew Bedford, MA                          -1.666667e-01 1.268880e-10
## MSANew Haven-Meriden, CT                     5.727778e+01 1.316516e-10
## MSANew London-Norwich, CT-RI                 3.166667e+00 1.276050e-10
## MSANew Orleans, LA                          -3.628333e+02 4.054000e-14
## MSANewark, NJ                                5.383333e+01 1.305630e-10
## MSANewburgh, NY-PA                          -5.555556e-02 1.264505e-10
## MSANorfolk-Virginia Beach-Newport News, VA-  8.666667e+00 1.284432e-10
## MSAOakland, CA                               4.486111e+02 1.802156e-10
## MSAOcala, FL                                 3.777778e+00 1.267757e-10
## MSAOdessa-Midland, TX                        5.944444e+00 1.282826e-10
## MSAOklahoma City, OK                         1.650000e+01 1.290063e-10
## MSAOlympia, WA                               2.944444e+00 1.265038e-10
## MSAOmaha, NE-IA                              1.405556e+01 1.287401e-10
## MSAOrange County, CA                         2.218889e+02 1.364907e-10
## MSAOrlando, FL                               3.866667e+01 1.310921e-10
## MSAPanama City, FL                          -5.555556e-02 1.272144e-10
## MSAParkersburg-Marietta, WV-OH              -1.111111e-01 1.273344e-10
## MSAPensacola, FL                             7.222222e-01 1.277131e-10
## MSAPeoria-Pekin, IL                          1.388889e+00 1.273650e-10
## MSAPhiladelphia, PA-NJ                       2.516111e+02 1.337320e-12
## MSAPhoenix, AZ                               8.722222e+01 1.371633e-10
## MSAPine Bluff, AR                           -1.555556e+00 4.000000e-15
## MSAPittsburgh, PA                            1.221111e+02 1.389734e-10
## MSAPittsfield, MA                           -4.022222e+01 1.559130e-12
## MSAPocatello, ID                            -2.222222e-01 1.275932e-10
## MSAPonce, PR                                -1.666667e-01 1.277507e-10
## MSAPortland-Vancouver, OR-WA                 1.129444e+02 1.399560e-10
## MSAPortland, ME                              1.088889e+01 1.293847e-10
## MSAPortsmouth-Rochester, NH-ME               1.644444e+01 1.301163e-10
## MSAProvidence-Fall River-Warwick, RI-MA      3.250000e+01 1.311120e-10
## MSAProvo-Orem, UT                            4.083333e+01 1.302242e-10
## MSAPueblo, CO                                2.222222e-01 1.275535e-10
## MSAPunta Gorda, FL                          -2.777778e-01 1.277207e-10
## MSARacine, WI                                3.333333e-01 1.281118e-10
## MSARaleigh-Durham-Chapel Hill, NC            1.782222e+02 1.318499e-10
## MSAReading, PA                               1.666667e+00 1.280535e-10
## MSARedding, CA                              -2.222222e-01 1.282659e-10
## MSAReno, NV                                  6.833333e+00 1.280778e-10
## MSARichland-Kennewick-Pasco, WA              5.000000e-01 1.277596e-10
## MSARichmond-Petersburg, VA                   1.611111e+01 1.294945e-10
## MSARiverside-San Bernardino, CA              7.555556e+00 1.288480e-10
## MSARoanoke, VA                               5.000000e+00 1.282574e-10
## MSARochester, MN                             1.111111e+00 1.283634e-10
## MSARochester, NY                            -1.705556e+01 1.762030e-12
## MSARockford, IL                              1.200000e-10 1.282612e-10
## MSARocky Mount, NC                          -4.255556e+01 1.685810e-12
## MSASacramento, CA                            2.172222e+01 1.292715e-10
## MSASaginaw-Bay City-Midland, MI              1.000000e+00 1.276762e-10
## MSASalem, OR                                 2.777778e-01 1.278975e-10
## MSASalinas, CA                               1.777778e+00 1.278668e-10
## MSASalt Lake City-Ogden, UT                  9.377778e+01 1.354960e-10
## MSASan Angelo, TX                           -2.222222e-01 1.279923e-10
## MSASan Antonio, TX                           1.655556e+01 1.292929e-10
## MSASan Diego, CA                             4.391667e+02 1.322120e-12
## MSASan Jose, CA                              1.418611e+03 2.169202e-10
## MSASan Juan, PR                              1.666667e+00 1.277685e-10
## MSASan Luis Obispo-Atascadero-Paso Robles,   3.944444e+00 1.276055e-10
## MSASanta Barbara-Santa Maria-Lompoc, CA      3.305556e+01 1.298681e-10
## MSASanta Cruz-Watsonville, CA                1.033333e+01 1.268407e-10
## MSASanta Fe, NM                              4.666667e+00 1.277039e-10
## MSASanta Rosa, CA                            3.522222e+01 1.292704e-10
## MSASarasota-Bradenton, FL                    4.833333e+00 1.280662e-10
## MSASavannah, GA                              2.777778e-01 1.276237e-10
## MSAScranton--Wilkes-Barre--Hazleton, PA      2.277778e+00 1.283799e-10
## MSASeattle-Bellevue-Everett, WA              3.959444e+02 1.539274e-10
## MSASharon, PA                                4.444444e-01 1.280468e-10
## MSASheboygan, WI                            -5.555556e-02 1.282937e-10
## MSASherman-Denison, TX                       1.111111e-01 1.281278e-10
## MSAShreveport, LA                            2.388889e+00 1.277638e-10
## MSASioux City, IA-NE                        -2.222222e-01 1.279314e-10
## MSASioux Falls, SD                           2.888889e+00 1.276042e-10
## MSASouth Bend, IN                            1.666667e+00 1.273238e-10
## MSASpokane, WA                               9.666667e+00 1.277132e-10
## MSASpringfield, IL                          -2.222222e-01 1.285091e-10
## MSASpringfield, MA                           3.888889e+00 1.283147e-10
## MSASpringfield, MO                           1.777778e+00 1.284099e-10
## MSASt. Cloud, MN                             1.055556e+00 1.283580e-10
## MSASt. Joseph, MO                            1.111111e-01 1.282876e-10
## MSASt. Louis, MO-IL                          6.955556e+01 1.295749e-10
## MSAStamford-Norwalk, CT                      5.233333e+01 1.298369e-10
## MSAState College, PA                         3.500000e+00 1.292950e-10
## MSASteubenville-Weirton, OH-WV              -5.555556e-02 1.288524e-10
## MSAStockton-Lodi, CA                         1.166667e+00 1.282549e-10
## MSASumter, SC                               -1.666667e-01 1.284614e-10
## MSASyracuse, NY                              1.388889e+00 1.279006e-10
## MSATacoma, WA                                1.500000e+00 1.281470e-10
## MSATallahassee, FL                           5.000000e-01 1.284018e-10
## MSAToledo, OH                                2.555556e+00 1.279436e-10
## MSATopeka, KS                                5.555556e-01 1.286088e-10
## MSATrenton, NJ                               3.983333e+01 1.296568e-10
## MSATucson, AZ                                8.444444e+00 1.002710e-12
## MSATyler, TX                                 1.000000e+00 1.286033e-10
## MSAUnknown                                   1.576667e+02 1.284253e-10
## MSAUtica-Rome, NY                            1.111111e-01 1.278465e-10
## MSAVallejo-Fairfield-Napa, CA                8.611111e+00 1.278173e-10
## MSAVentura, CA                               2.005556e+01 1.283019e-10
## MSAVisalia-Tulare-Porterville, CA            3.666667e+00 1.283538e-10
## MSAWaco, TX                                  4.444444e-01 1.292439e-10
## MSAWaterbury, CT                             3.611111e+00 1.286180e-10
## MSAWaterloo-Cedar Falls, IA                 -2.777778e-01 1.288837e-10
## MSAWausau, WI                               -5.555556e-02 1.284838e-10
## MSAWest Palm Beach-Boca Raton, FL            3.400000e+01 1.300911e-10
## MSAWheeling, WV-OH                          -2.777778e-01 1.291041e-10
## MSAWichita Falls, TX                        -2.777778e-01 1.291725e-10
## MSAWilliamsport, PA                          1.200000e-10 1.285007e-10
## MSAWilmington-Newark, DE-MD                  1.772222e+01 1.289619e-10
## MSAWilmington, NC                            2.555556e+00 1.288558e-10
## MSAWorcester, MA-CT                          2.944444e+01 1.289438e-10
## MSAYakima, WA                                2.222222e-01 1.291307e-10
## MSAYolo, CA                                  6.888889e+00 1.287333e-10
## MSAYork, PA                                  1.111111e-01 1.289373e-10
## MSAYuma, AZ                                 -2.777778e-01 1.289673e-10
##                                                   t value  Pr(>|t|)    
## MSAAkron, OH                                 7.350719e+10 < 2.2e-16 ***
## MSAAlbany-Schenectady-Troy, NY               1.003830e+11 < 2.2e-16 ***
## MSAAlbany, GA                                2.223551e+09 < 2.2e-16 ***
## MSAAlbuquerque, NM                          -2.642513e+14 < 2.2e-16 ***
## MSAAlexandria, LA                           -8.933096e+08 < 2.2e-16 ***
## MSAAllentown-Bethlehem-Easton, PA            1.113754e+11 < 2.2e-16 ***
## MSAAltoona, PA                               1.151436e+10 < 2.2e-16 ***
## MSAAmarillo, TX                             -8.892340e+08 < 2.2e-16 ***
## MSAAnchorage, AK                            -8.958827e+08 < 2.2e-16 ***
## MSAAnn Arbor, MI                             3.721362e+11 < 2.2e-16 ***
## MSAAnniston, AL                             -1.794509e+09 < 2.2e-16 ***
## MSAAppleton-Oshkosh-Neenah, WI               8.405455e+09 < 2.2e-16 ***
## MSAAsheville, NC                             1.784127e+10 < 2.2e-16 ***
## MSAAthens, GA                                1.121296e+10 < 2.2e-16 ***
## MSAAtlanta, GA                               1.582790e+12 < 2.2e-16 ***
## MSAAtlantic-Cape May, NJ                     9.352410e-01   0.36810    
## MSAAuburn-Opelika, AL                        3.578432e+09 < 2.2e-16 ***
## MSAAugusta-Aiken, GA-SC                      1.771428e+09 < 2.2e-16 ***
## MSAAustin-San Marcos, TX                     1.269330e+12 < 2.2e-16 ***
## MSABakersfield, CA                           1.506155e+10 < 2.2e-16 ***
## MSABaltimore, MD                             6.443925e+11 < 2.2e-16 ***
## MSABangor, ME                                1.062503e+10 < 2.2e-16 ***
## MSABarnstable-Yarmouth, MA                   8.062231e+09 < 2.2e-16 ***
## MSABaton Rouge, LA                           3.396161e+10 < 2.2e-16 ***
## MSABeaumont-Port Arthur, TX                 -1.341417e+09 < 2.2e-16 ***
## MSABellingham, WA                            5.787297e+09 < 2.2e-16 ***
## MSABenton Harbor, MI                        -8.957729e+08 < 2.2e-16 ***
## MSABergen-Passaic, NJ                        3.235616e+11 < 2.2e-16 ***
## MSABillings, MT                              2.231426e+09 < 2.2e-16 ***
## MSABiloxi-Gulfport-Pascagoula, MS           -1.332694e+09 < 2.2e-16 ***
## MSABinghamton, NY                            4.475391e+08 < 2.2e-16 ***
## MSABirmingham, AL                            1.139139e+11 < 2.2e-16 ***
## MSABismarck, ND                              6.636633e+09 < 2.2e-16 ***
## MSABloomington-Normal, IL                    1.335221e+09 < 2.2e-16 ***
## MSABoise City, ID                            6.562899e+10 < 2.2e-16 ***
## MSABoulder-Longmont, CO                      7.618163e+11 < 2.2e-16 ***
## MSABrazoria, TX                              2.225311e+09 < 2.2e-16 ***
## MSABremerton, WA                             3.101283e+09 < 2.2e-16 ***
## MSABridgeport, CT                            1.619356e+11 < 2.2e-16 ***
## MSABrockton, MA                              2.705252e+10 < 2.2e-16 ***
## MSABrownsville-Harlingen-San Benito, TX     -1.785031e+09 < 2.2e-16 ***
## MSABryan-College Station, TX                 1.736950e+10 < 2.2e-16 ***
## MSABuffalo-Niagara Falls, NY                 1.923086e+14 < 2.2e-16 ***
## MSABurlington, VT                            1.009212e+11 < 2.2e-16 ***
## MSACaguas, PR                               -1.778192e+09 < 2.2e-16 ***
## MSACanton-Massillon, OH                      2.241736e+10 < 2.2e-16 ***
## MSACasper, WY                               -1.782474e+09 < 2.2e-16 ***
## MSACedar Rapids, IA                          8.021432e+09 < 2.2e-16 ***
## MSAChampaign-Urbana, IL                      7.145225e+10 < 2.2e-16 ***
## MSACharleston, SC                            6.215508e+10 < 2.2e-16 ***
## MSACharleston, WV                           -8.462394e+13 < 2.2e-16 ***
## MSACharlotte-Gastonia-Rock Hill, NC-SC       2.815299e+11 < 2.2e-16 ***
## MSACharlottesville, VA                       8.066854e+10 < 2.2e-16 ***
## MSAChattanooga, TN-GA                        6.174221e+10 < 2.2e-16 ***
## MSACheyenne, WY                              2.226531e+09 < 2.2e-16 ***
## MSAChicago, IL                               1.260790e+12 < 2.2e-16 ***
## MSAChico-Paradise, CA                        8.429946e+09 < 2.2e-16 ***
## MSAClarksville-Hopkinsville, TN-KY          -2.226155e+09 < 2.2e-16 ***
## MSACleveland-Lorain-Elyria, OH               4.960610e+11 < 2.2e-16 ***
## MSAColorado Springs, CO                      4.556036e+10 < 2.2e-16 ***
## MSAColumbia, MO                              7.941539e+09 < 2.2e-16 ***
## MSAColumbia, SC                              1.608307e+10 < 2.2e-16 ***
## MSAColumbus, GA-AL                           1.477412e+10 < 2.2e-16 ***
## MSAColumbus, OH                              3.559400e+11 < 2.2e-16 ***
## MSACorpus Christi, TX                        5.763077e+09 < 2.2e-16 ***
## MSACorvallis, OR                             1.071853e+10 < 2.2e-16 ***
## MSADallas, TX                                1.474996e+12 < 2.2e-16 ***
## MSADanbury, CT                               5.930028e+10 < 2.2e-16 ***
## MSADanville, VA                             -1.787651e+09 < 2.2e-16 ***
## MSADavenport-Moline-Rock Island, IA-IL       1.770570e+09 < 2.2e-16 ***
## MSADayton-Springfield, OH                    2.307587e+10 < 2.2e-16 ***
## MSADaytona Beach, FL                        -3.315489e+14 < 2.2e-16 ***
## MSADecatur, IL                              -2.236098e+09 < 2.2e-16 ***
## MSADenver, CO                                1.163438e+14 < 2.2e-16 ***
## MSADes Moines, IA                            4.055118e+10 < 2.2e-16 ***
## MSADetroit, MI                               4.011052e+11 < 2.2e-16 ***
## MSADothan, AL                               -2.221486e+09 < 2.2e-16 ***
## MSADover, DE                                 1.017201e+10 < 2.2e-16 ***
## MSADubuque, IA                              -4.451797e+08 < 2.2e-16 ***
## MSADuluth-Superior, MN-WI                    4.443422e+09 < 2.2e-16 ***
## MSADutchess County, NY                       5.778147e+09 < 2.2e-16 ***
## MSAEau Claire, WI                            3.948241e+09 < 2.2e-16 ***
## MSAEl Paso, TX                              -1.325804e+09 < 2.2e-16 ***
## MSAElkhart-Goshen, IN                        6.629020e+09 < 2.2e-16 ***
## MSAElmira, NY                               -2.198103e+09 < 2.2e-16 ***
## MSAErie, PA                                  8.761293e+09 < 2.2e-16 ***
## MSAEugene-Springfield, OR                    1.183726e+10 < 2.2e-16 ***
## MSAEvansville-Henderson, IN-KY               7.087990e+09 < 2.2e-16 ***
## MSAFargo-Moorhead, ND-MN                     8.817309e+09 < 2.2e-16 ***
## MSAFayetteville-Springdale-Rogers, AR       -1.009118e+13 < 2.2e-16 ***
## MSAFayetteville, NC                         -2.227511e+09 < 2.2e-16 ***
## MSAFitchburg-Leominster, MA                  1.333112e+09 < 2.2e-16 ***
## MSAFlagstaff, AZ-UT                          9.352350e-01   0.36811    
## MSAFlint, MI                                 3.070757e+09 < 2.2e-16 ***
## MSAFlorence, AL                              9.352400e-01   0.36810    
## MSAFlorence, SC                             -2.182873e+09 < 2.2e-16 ***
## MSAFort Collins-Loveland, CO                 6.606057e+10 < 2.2e-16 ***
## MSAFort Lauderdale, FL                       2.536058e+11 < 2.2e-16 ***
## MSAFort Myers-Cape Coral, FL                 1.538914e+10 < 2.2e-16 ***
## MSAFort Pierce-Port St. Lucie, FL            1.404782e+10 < 2.2e-16 ***
## MSAFort Smith, AR-OK                        -1.306178e+09 < 2.2e-16 ***
## MSAFort Walton Beach, FL                     1.769819e+09 < 2.2e-16 ***
## MSAFort Wayne, IN                           -3.815350e+15 < 2.2e-16 ***
## MSAFort Worth-Arlington, TX                  1.528363e+11 < 2.2e-16 ***
## MSAFresno, CA                                1.191447e+10 < 2.2e-16 ***
## MSAGadsden, AL                              -2.195330e+09 < 2.2e-16 ***
## MSAGainesville, FL                           5.401195e+10 < 2.2e-16 ***
## MSAGalveston-Texas City, TX                  4.864779e+09 < 2.2e-16 ***
## MSAGary, IN                                  4.356552e+09 < 2.2e-16 ***
## MSAGlens Falls, NY                          -1.755555e+09 < 2.2e-16 ***
## MSAGoldsboro, NC                            -1.307347e+09 < 2.2e-16 ***
## MSAGrand Forks, ND-MN                        1.751057e+09 < 2.2e-16 ***
## MSAGrand Junction, CO                       -4.350573e+08 < 2.2e-16 ***
## MSAGrand Rapids-Muskegon-Holland, MI         1.079299e+11 < 2.2e-16 ***
## MSAGreat Falls, MT                          -1.308751e+09 < 2.2e-16 ***
## MSAGreeley, CO                              -1.315859e+09 < 2.2e-16 ***
## MSAGreen Bay, WI                             4.834648e+09 < 2.2e-16 ***
## MSAGreensboro--Winston Salem--High Point, N  8.248337e+10 < 2.2e-16 ***
## MSAGreenville-Spartanburg-Anderson, SC       9.872168e+10 < 2.2e-16 ***
## MSAHagerstown, MD                            8.257025e+09 < 2.2e-16 ***
## MSAHamilton-Middletown, OH                   1.741407e+10 < 2.2e-16 ***
## MSAHarrisburg-Lebanon-Carlisle, PA           4.848943e+10 < 2.2e-16 ***
## MSAHartford, CT                              2.635127e+11 < 2.2e-16 ***
## MSAHickory-Morganton-Lenoir, NC              4.808049e+09 < 2.2e-16 ***
## MSAHonolulu, HI                              3.404678e+10 < 2.2e-16 ***
## MSAHouma, LA                                 2.186566e+09 < 2.2e-16 ***
## MSAHouston, TX                               1.093342e+12 < 2.2e-16 ***
## MSAHuntington-Ashland, WV-KY-OH              1.319155e+09 < 2.2e-16 ***
## MSAHuntsville, AL                            4.871120e+10 < 2.2e-16 ***
## MSAIndianapolis, IN                          3.711389e+11 < 2.2e-16 ***
## MSAIowa City, IA                             1.527882e+10 < 2.2e-16 ***
## MSAJackson, MI                               2.197743e+09 < 2.2e-16 ***
## MSAJackson, MS                               4.482136e+10 < 2.2e-16 ***
## MSAJacksonville, FL                          1.380835e+11 < 2.2e-16 ***
## MSAJacksonville, NC                         -1.751979e+09 < 2.2e-16 ***
## MSAJamestown, NY                             9.352340e-01   0.36811    
## MSAJanesville-Beloit, WI                     2.191155e+09 < 2.2e-16 ***
## MSAJersey City, NJ                           2.270759e+11 < 2.2e-16 ***
## MSAJohnson City-Kingsport-Bristol, TN-VA     1.443285e+10 < 2.2e-16 ***
## MSAJohnstown, PA                             4.773791e+09 < 2.2e-16 ***
## MSAJoplin, MO                               -4.551527e+15 < 2.2e-16 ***
## MSAKalamazoo-Battle Creek, MI                4.311953e+10 < 2.2e-16 ***
## MSAKankakee, IL                             -2.174949e+09 < 2.2e-16 ***
## MSAKansas City, MO-KS                        3.043327e+13 < 2.2e-16 ***
## MSAKenosha, WI                               8.685809e+08 < 2.2e-16 ***
## MSAKilleen-Temple, TX                        1.740114e+09 < 2.2e-16 ***
## MSAKnoxville, TN                             6.280055e+10 < 2.2e-16 ***
## MSAKokomo, IN                               -2.176698e+09 < 2.2e-16 ***
## MSALa Crosse, WI-MN                         -1.300677e+09 < 2.2e-16 ***
## MSALafayette, IN                             2.988456e+10 < 2.2e-16 ***
## MSALafayette, LA                             1.651727e+10 < 2.2e-16 ***
## MSALake Charles, LA                         -1.744660e+09 < 2.2e-16 ***
## MSALakeland-Winter Haven, FL                 1.756950e+10 < 2.2e-16 ***
## MSALancaster, PA                             8.753933e+09 < 2.2e-16 ***
## MSALansing-East Lansing, MI                  2.099097e+10 < 2.2e-16 ***
## MSALas Cruces, NM                           -2.179814e+09 < 2.2e-16 ***
## MSALas Vegas, NV-AZ                          1.160057e+11 < 2.2e-16 ***
## MSALawrence, KS                              6.942826e+09 < 2.2e-16 ***
## MSALawrence, MA-NH                           3.182107e+11 < 2.2e-16 ***
## MSALewiston-Auburn, ME                       1.750638e+09 < 2.2e-16 ***
## MSALima, OH                                  4.802592e+09 < 2.2e-16 ***
## MSALincoln, NE                               5.127310e+10 < 2.2e-16 ***
## MSALittle Rock-North Little Rock, AR         3.004479e+10 < 2.2e-16 ***
## MSALongview-Marshall, TX                     4.359540e+08 < 2.2e-16 ***
## MSALos Angeles-Long Beach, CA                1.138434e+14 < 2.2e-16 ***
## MSALouisville, KY-IN                         1.518162e+11 < 2.2e-16 ***
## MSALowell, MA-NH                             5.617030e+11 < 2.2e-16 ***
## MSALubbock, TX                               4.367355e+08 < 2.2e-16 ***
## MSALynchburg, VA                             3.053343e+09 < 2.2e-16 ***
## MSAMacon, GA                                 4.377556e+08 < 2.2e-16 ***
## MSAMadison, WI                               2.946201e+11 < 2.2e-16 ***
## MSAManchester, NH                            9.504782e+10 < 2.2e-16 ***
## MSAMansfield, OH                            -2.181245e+09 < 2.2e-16 ***
## MSAMcAllen-Edinburg-Mission, TX              5.244447e+09 < 2.2e-16 ***
## MSAMedford-Ashland, OR                       7.383669e+09 < 2.2e-16 ***
## MSAMelbourne-Titusville-Palm Bay, FL         6.247715e+10 < 2.2e-16 ***
## MSAMemphis, TN-AR-MS                         1.103834e+11 < 2.2e-16 ***
## MSAMiami, FL                                 2.450571e+13 < 2.2e-16 ***
## MSAMiddlesex-Somerset-Hunterdon, NJ          6.734868e+11 < 2.2e-16 ***
## MSAMilwaukee-Waukesha, WI                    1.671812e+11 < 2.2e-16 ***
## MSAMinneapolis-St. Paul, MN-WI               1.224072e+12 < 2.2e-16 ***
## MSAMissoula, MT                              2.174848e+10 < 2.2e-16 ***
## MSAMobile, AL                                6.969722e+09 < 2.2e-16 ***
## MSAModesto, CA                               2.186370e+09 < 2.2e-16 ***
## MSAMonmouth-Ocean, NJ                        1.031508e+11 < 2.2e-16 ***
## MSAMonroe, LA                               -2.962731e+14 < 2.2e-16 ***
## MSAMontgomery, AL                            4.392816e+09 < 2.2e-16 ***
## MSAMuncie, IN                                4.383200e+08 < 2.2e-16 ***
## MSAMyrtle Beach, SC                         -8.772539e+08 < 2.2e-16 ***
## MSANaples, FL                                4.385955e+09 < 2.2e-16 ***
## MSANashua, NH                                1.448518e+11 < 2.2e-16 ***
## MSANashville, TN                             6.466045e+11 < 2.2e-16 ***
## MSANassau-Suffolk, NY                        1.878156e+11 < 2.2e-16 ***
## MSANew Bedford, MA                          -1.313494e+09 < 2.2e-16 ***
## MSANew Haven-Meriden, CT                     4.350707e+11 < 2.2e-16 ***
## MSANew London-Norwich, CT-RI                 2.481616e+10 < 2.2e-16 ***
## MSANew Orleans, LA                          -8.950449e+15 < 2.2e-16 ***
## MSANewark, NJ                                4.123168e+11 < 2.2e-16 ***
## MSANewburgh, NY-PA                          -4.393461e+08 < 2.2e-16 ***
## MSANorfolk-Virginia Beach-Newport News, VA-  6.747468e+10 < 2.2e-16 ***
## MSAOakland, CA                               2.489303e+12 < 2.2e-16 ***
## MSAOcala, FL                                 2.979891e+10 < 2.2e-16 ***
## MSAOdessa-Midland, TX                        4.633868e+10 < 2.2e-16 ***
## MSAOklahoma City, OK                         1.279007e+11 < 2.2e-16 ***
## MSAOlympia, WA                               2.327555e+10 < 2.2e-16 ***
## MSAOmaha, NE-IA                              1.091778e+11 < 2.2e-16 ***
## MSAOrange County, CA                         1.625671e+12 < 2.2e-16 ***
## MSAOrlando, FL                               2.949579e+11 < 2.2e-16 ***
## MSAPanama City, FL                          -4.367080e+08 < 2.2e-16 ***
## MSAParkersburg-Marietta, WV-OH              -8.725933e+08 < 2.2e-16 ***
## MSAPensacola, FL                             5.655035e+09 < 2.2e-16 ***
## MSAPeoria-Pekin, IL                          1.090480e+10 < 2.2e-16 ***
## MSAPhiladelphia, PA-NJ                       1.881460e+14 < 2.2e-16 ***
## MSAPhoenix, AZ                               6.359004e+11 < 2.2e-16 ***
## MSAPine Bluff, AR                           -3.887260e+14 < 2.2e-16 ***
## MSAPittsburgh, PA                            8.786653e+11 < 2.2e-16 ***
## MSAPittsfield, MA                           -2.579787e+13 < 2.2e-16 ***
## MSAPocatello, ID                            -1.741646e+09 < 2.2e-16 ***
## MSAPonce, PR                                -1.304624e+09 < 2.2e-16 ***
## MSAPortland-Vancouver, OR-WA                 8.069995e+11 < 2.2e-16 ***
## MSAPortland, ME                              8.415902e+10 < 2.2e-16 ***
## MSAPortsmouth-Rochester, NH-ME               1.263827e+11 < 2.2e-16 ***
## MSAProvidence-Fall River-Warwick, RI-MA      2.478797e+11 < 2.2e-16 ***
## MSAProvo-Orem, UT                            3.135619e+11 < 2.2e-16 ***
## MSAPueblo, CO                                1.742188e+09 < 2.2e-16 ***
## MSAPunta Gorda, FL                          -2.174884e+09 < 2.2e-16 ***
## MSARacine, WI                                2.601895e+09 < 2.2e-16 ***
## MSARaleigh-Durham-Chapel Hill, NC            1.351705e+12 < 2.2e-16 ***
## MSAReading, PA                               1.301540e+10 < 2.2e-16 ***
## MSARedding, CA                              -1.732512e+09 < 2.2e-16 ***
## MSAReno, NV                                  5.335300e+10 < 2.2e-16 ***
## MSARichland-Kennewick-Pasco, WA              3.913601e+09 < 2.2e-16 ***
## MSARichmond-Petersburg, VA                   1.244154e+11 < 2.2e-16 ***
## MSARiverside-San Bernardino, CA              5.863930e+10 < 2.2e-16 ***
## MSARoanoke, VA                               3.898409e+10 < 2.2e-16 ***
## MSARochester, MN                             8.655979e+09 < 2.2e-16 ***
## MSARochester, NY                            -9.679488e+12 < 2.2e-16 ***
## MSARockford, IL                              9.352310e-01   0.36811    
## MSARocky Mount, NC                          -2.524337e+13 < 2.2e-16 ***
## MSASacramento, CA                            1.680356e+11 < 2.2e-16 ***
## MSASaginaw-Bay City-Midland, MI              7.832314e+09 < 2.2e-16 ***
## MSASalem, OR                                 2.171879e+09 < 2.2e-16 ***
## MSASalinas, CA                               1.390335e+10 < 2.2e-16 ***
## MSASalt Lake City-Ogden, UT                  6.921073e+11 < 2.2e-16 ***
## MSASan Angelo, TX                           -1.736216e+09 < 2.2e-16 ***
## MSASan Antonio, TX                           1.280470e+11 < 2.2e-16 ***
## MSASan Diego, CA                             3.321693e+14 < 2.2e-16 ***
## MSASan Jose, CA                              6.539784e+12 < 2.2e-16 ***
## MSASan Juan, PR                              1.304443e+10 < 2.2e-16 ***
## MSASan Luis Obispo-Atascadero-Paso Robles,   3.091124e+10 < 2.2e-16 ***
## MSASanta Barbara-Santa Maria-Lompoc, CA      2.545317e+11 < 2.2e-16 ***
## MSASanta Cruz-Watsonville, CA                8.146701e+10 < 2.2e-16 ***
## MSASanta Fe, NM                              3.654288e+10 < 2.2e-16 ***
## MSASanta Rosa, CA                            2.724692e+11 < 2.2e-16 ***
## MSASarasota-Bradenton, FL                    3.774090e+10 < 2.2e-16 ***
## MSASavannah, GA                              2.176538e+09 < 2.2e-16 ***
## MSAScranton--Wilkes-Barre--Hazleton, PA      1.774248e+10 < 2.2e-16 ***
## MSASeattle-Bellevue-Everett, WA              2.572280e+12 < 2.2e-16 ***
## MSASharon, PA                                3.470954e+09 < 2.2e-16 ***
## MSASheboygan, WI                            -4.330341e+08 < 2.2e-16 ***
## MSASherman-Denison, TX                       8.671894e+08 < 2.2e-16 ***
## MSAShreveport, LA                            1.869770e+10 < 2.2e-16 ***
## MSASioux City, IA-NE                        -1.737042e+09 < 2.2e-16 ***
## MSASioux Falls, SD                           2.263945e+10 < 2.2e-16 ***
## MSASouth Bend, IN                            1.308998e+10 < 2.2e-16 ***
## MSASpokane, WA                               7.569043e+10 < 2.2e-16 ***
## MSASpringfield, IL                          -1.729233e+09 < 2.2e-16 ***
## MSASpringfield, MA                           3.030743e+10 < 2.2e-16 ***
## MSASpringfield, MO                           1.384455e+10 < 2.2e-16 ***
## MSASt. Cloud, MN                             8.223530e+09 < 2.2e-16 ***
## MSASt. Joseph, MO                            8.661097e+08 < 2.2e-16 ***
## MSASt. Louis, MO-IL                          5.367980e+11 < 2.2e-16 ***
## MSAStamford-Norwalk, CT                      4.030697e+11 < 2.2e-16 ***
## MSAState College, PA                         2.706988e+10 < 2.2e-16 ***
## MSASteubenville-Weirton, OH-WV              -4.311564e+08 < 2.2e-16 ***
## MSAStockton-Lodi, CA                         9.096466e+09 < 2.2e-16 ***
## MSASumter, SC                               -1.297407e+09 < 2.2e-16 ***
## MSASyracuse, NY                              1.085913e+10 < 2.2e-16 ***
## MSATacoma, WA                                1.170531e+10 < 2.2e-16 ***
## MSATallahassee, FL                           3.894028e+09 < 2.2e-16 ***
## MSAToledo, OH                                1.997408e+10 < 2.2e-16 ***
## MSATopeka, KS                                4.319733e+09 < 2.2e-16 ***
## MSATrenton, NJ                               3.072212e+11 < 2.2e-16 ***
## MSATucson, AZ                                8.421634e+12 < 2.2e-16 ***
## MSATyler, TX                                 7.775851e+09 < 2.2e-16 ***
## MSAUnknown                                   1.227691e+12 < 2.2e-16 ***
## MSAUtica-Rome, NY                            8.690978e+08 < 2.2e-16 ***
## MSAVallejo-Fairfield-Napa, CA                6.737048e+10 < 2.2e-16 ***
## MSAVentura, CA                               1.563153e+11 < 2.2e-16 ***
## MSAVisalia-Tulare-Porterville, CA            2.856688e+10 < 2.2e-16 ***
## MSAWaco, TX                                  3.438804e+09 < 2.2e-16 ***
## MSAWaterbury, CT                             2.807625e+10 < 2.2e-16 ***
## MSAWaterloo-Cedar Falls, IA                 -2.155260e+09 < 2.2e-16 ***
## MSAWausau, WI                               -4.323935e+08 < 2.2e-16 ***
## MSAWest Palm Beach-Boca Raton, FL            2.613554e+11 < 2.2e-16 ***
## MSAWheeling, WV-OH                          -2.151580e+09 < 2.2e-16 ***
## MSAWichita Falls, TX                        -2.150441e+09 < 2.2e-16 ***
## MSAWilliamsport, PA                          9.352300e-01   0.36811    
## MSAWilmington-Newark, DE-MD                  1.374221e+11 < 2.2e-16 ***
## MSAWilmington, NC                            1.983268e+10 < 2.2e-16 ***
## MSAWorcester, MA-CT                          2.283510e+11 < 2.2e-16 ***
## MSAYakima, WA                                1.720910e+09 < 2.2e-16 ***
## MSAYolo, CA                                  5.351288e+10 < 2.2e-16 ***
## MSAYork, PA                                  8.617454e+08 < 2.2e-16 ***
## MSAYuma, AZ                                 -2.153862e+09 < 2.2e-16 ***
## ... 12 variables were removed because of collinearity (MSABloomington, IN, MSABoston, MA-NH and 10 others [full set in $collin.var])
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 62.0     Adj. R2: 0.885239
##              Within R2: 0.829864
#fixef(est_comb)[[1]]

TWFE

# "Naive" TWFE DiD (note that the time to treatment for the never treated is -1000)
# (by using ref = c(-1, -1000) we exclude the period just before the treatment and 
# the never treated)

res_twfe = feols(Investors ~  i(years_to_treat, ref = c(-1, -1000)) | MSA + year, news_MSA_VC)
summary(res_twfe, vcov = "twoway")
## Variance contained negative values in the diagonal and was 'fixed' (a la Cameron, Gelbach & Miller 2011).
## OLS estimation, Dep. Var.: Investors
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA & year) 
##                      Estimate Std. Error   t value Pr(>|t|)    
## years_to_treat::-17 -31.39842    19.5109 -1.609274 0.125968    
## years_to_treat::-16 -29.52499    18.8975 -1.562372 0.136623    
## years_to_treat::-15 -31.15552    19.0166 -1.638335 0.119726    
## years_to_treat::-14 -60.74612    42.1722 -1.440429 0.167910    
## years_to_treat::-13 -37.48601    28.8020 -1.301506 0.210448    
## years_to_treat::-12 -34.98786    21.3418 -1.639403 0.119502    
## years_to_treat::-11 -38.98351    21.4679 -1.815896 0.087065 .  
## years_to_treat::-10 -30.75762    23.2304 -1.324026 0.203022    
## years_to_treat::-9  -63.03364    68.3557 -0.922141 0.369358    
## years_to_treat::-8  -55.35792    65.9906 -0.838876 0.413180    
## years_to_treat::-7  -52.17071    54.1793 -0.962926 0.349083    
## years_to_treat::-6  -50.86652    33.7764 -1.505977 0.150428    
## years_to_treat::-5  -37.40936    29.8709 -1.252369 0.227391    
## years_to_treat::-4  -29.38861    23.0873 -1.272931 0.220176    
## years_to_treat::-3  -15.41265    20.6198 -0.747469 0.464995    
## years_to_treat::-2  -22.10083    25.7603 -0.857942 0.402859    
## years_to_treat::0     6.31606    20.5204  0.307794 0.761978    
## years_to_treat::1    15.47426    22.2493  0.695495 0.496143    
## years_to_treat::2    37.06405    37.0299  1.000923 0.330899    
## years_to_treat::3    68.02399    46.6639  1.457744 0.163137    
## years_to_treat::4    62.04935    59.0223  1.051286 0.307843    
## years_to_treat::5    73.35915    50.9973  1.438491 0.168451    
## years_to_treat::6    93.93707    75.8379  1.238657 0.232304    
## years_to_treat::7   159.43313   113.1700  1.408793 0.176925    
## years_to_treat::8   216.63122   158.8980  1.363335 0.190561    
## years_to_treat::9   128.64131   102.3592  1.256763 0.225834    
## years_to_treat::10  147.98654   117.3396  1.261182 0.224276    
## years_to_treat::11  240.11839   180.3261  1.331579 0.200579    
## years_to_treat::12   67.21990    56.3909  1.192034 0.249623    
## years_to_treat::13   84.18361    58.4567  1.440101 0.168001    
## years_to_treat::14  116.45629    58.9373  1.975935 0.064622 .  
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 58.8     Adj. R2: 0.895986
##              Within R2: 0.089247

Staggered difference-in-differences (Sun and Abraham, 2020)

P value of ATT 0.092976 It is not consistent with the first analysis

# To implement the Sun and Abraham (2020) method,
# we use the sunab(cohort, period) function
res_sa20 = feols(Investors ~  sunab(year_treated, year) | MSA + year, cluster = ~MSA, news_MSA_VC)
summary(res_sa20, vcov = "twoway")
## Variance contained negative values in the diagonal and was 'fixed' (a la Cameron, Gelbach & Miller 2011).
## OLS estimation, Dep. Var.: Investors
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA & year) 
##             Estimate Std. Error    t value   Pr(>|t|)    
## year::-17   3.817016    2.15545   1.770866 9.4510e-02 .  
## year::-16   5.792541    2.14440   2.701246 1.5136e-02 *  
## year::-15   0.797203    2.55368   0.312178 7.5870e-01    
## year::-14 -43.372960    2.27909 -19.030819 6.7287e-13 ***
## year::-13 -21.412238    2.65796  -8.055903 3.3193e-07 ***
## year::-12 -20.263869   10.32405  -1.962783 6.6249e-02 .  
## year::-11 -23.899068   12.75152  -1.874214 7.8192e-02 .  
## year::-10 -19.678710   11.65572  -1.688330 1.0961e-01    
## year::-9  -40.254545   33.15023  -1.214307 2.4123e-01    
## year::-8  -32.075000   31.63901  -1.013780 3.2490e-01    
## year::-7  -47.769650   23.22992  -2.056385 5.5431e-02 .  
## year::-6  -40.489760   18.84101  -2.149023 4.6328e-02 *  
## year::-5  -29.313721   16.36574  -1.791163 9.1088e-02 .  
## year::-4  -22.927156   11.61652  -1.973669 6.4900e-02 .  
## year::-3  -16.531906    9.63334  -1.716114 1.0431e-01    
## year::-2  -22.657452   13.41929  -1.688424 1.0959e-01    
## year::0     5.598011    9.82396   0.569833 5.7624e-01    
## year::1    10.294550   12.47766   0.825038 4.2078e-01    
## year::2    31.839764   20.98341   1.517378 1.4755e-01    
## year::3    61.073427   30.02594   2.034022 5.7859e-02 .  
## year::4    56.761027   36.74516   1.544721 1.4082e-01    
## year::5    64.137794   35.32396   1.815702 8.7096e-02 .  
## year::6    79.373303   50.85530   1.560767 1.3700e-01    
## year::7   144.011724   75.06220   1.918565 7.1991e-02 .  
## year::8   198.474775  102.44742   1.937333 6.9502e-02 .  
## year::9    88.969988   75.37288   1.180398 2.5410e-01    
## year::10  109.507576   87.29513   1.254452 2.2665e-01    
## year::11  223.591409  169.66433   1.317846 2.0504e-01    
## year::12  -12.034091   17.87897  -0.673086 5.0994e-01    
## year::13   -5.689977    2.97110  -1.915110 7.2458e-02 .  
## year::14   17.339161   12.09004   1.434169 1.6966e-01    
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 48.2     Adj. R2: 0.927942
##              Within R2: 0.389428

Plot

# Plot the two TWFE results
iplot(list(res_twfe, res_sa20), sep = 0.5)

summary(res_sa20, agg = "att")
## OLS estimation, Dep. Var.: Investors
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA) 
##     Estimate Std. Error t value Pr(>|t|)    
## ATT  64.9382    38.5394 1.68498 0.092976 .  
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 48.2     Adj. R2: 0.927942
##              Within R2: 0.389428
# Full disaggregation (you could have used summary instead of etable)
#head(etable(res_sa20, agg = FALSE), 20)

Diff in Diff all num_comp_per_aggreg

This is how many companies we aggregated to form the MSA, showing if the MSA has more or less companies (most have a very small number)

Also very significant I(post * treated) 2.7788e+01 1.4895e+00 18.6563 < 2.2e-16 ***

fit <- plm(num_comp_per_aggreg ~ MSA + I(post*treated)+ factor(MSA) + factor(round_year), data=news_MSA_VC,index=c("MSA", "round_year"), model="pooling", effect="individual")
#options(max.print=1000000)
summary(fit) 
## Pooling Model
## 
## Call:
## plm(formula = num_comp_per_aggreg ~ MSA + I(post * treated) + 
##     factor(MSA) + factor(round_year), data = news_MSA_VC, effect = "individual", 
##     model = "pooling", index = c("MSA", "round_year"))
## 
## Balanced Panel: n = 318, T = 18, N = 5724
## 
## Residuals:
##       Min.    1st Qu.     Median    3rd Qu.       Max. 
## -303.20525   -1.58423   -0.19169    2.06024  338.84661 
## 
## Coefficients: (317 dropped because of singularities)
##                                                Estimate  Std. Error  t-value
## (Intercept)                                 -2.8083e+00  3.7102e+00  -0.7569
## MSAAkron, OH                                 5.5556e+00  5.1113e+00   1.0869
## MSAAlbany-Schenectady-Troy, NY               5.7778e+00  5.1113e+00   1.1304
## MSAAlbany, GA                                1.1111e-01  5.1113e+00   0.0217
## MSAAlbuquerque, NM                          -8.3034e+00  5.2069e+00  -1.5947
## MSAAlexandria, LA                           -1.1111e-01  5.1113e+00  -0.0217
## MSAAllentown-Bethlehem-Easton, PA            5.7222e+00  5.1113e+00   1.1195
## MSAAltoona, PA                               7.2222e-01  5.1113e+00   0.1413
## MSAAmarillo, TX                             -1.1111e-01  5.1113e+00  -0.0217
## MSAAnchorage, AK                            -1.1111e-01  5.1113e+00  -0.0217
## MSAAnn Arbor, MI                             1.7056e+01  5.1113e+00   3.3368
## MSAAnniston, AL                             -1.6667e-01  5.1113e+00  -0.0326
## MSAAppleton-Oshkosh-Neenah, WI               8.3333e-01  5.1113e+00   0.1630
## MSAAsheville, NC                             8.8889e-01  5.1113e+00   0.1739
## MSAAthens, GA                                7.7778e-01  5.1113e+00   0.1522
## MSAAtlanta, GA                               9.2000e+01  5.1113e+00  17.9993
## MSAAtlantic-Cape May, NJ                     1.9019e-12  5.1113e+00   0.0000
## MSAAuburn-Opelika, AL                        2.2222e-01  5.1113e+00   0.0435
## MSAAugusta-Aiken, GA-SC                      1.1111e-01  5.1113e+00   0.0217
## MSAAustin-San Marcos, TX                     1.0317e+02  5.1113e+00  20.1840
## MSABakersfield, CA                           6.6667e-01  5.1113e+00   0.1304
## MSABaltimore, MD                             4.0278e+01  5.1113e+00   7.8801
## MSABangor, ME                                5.5556e-01  5.1113e+00   0.1087
## MSABarnstable-Yarmouth, MA                   4.4444e-01  5.1113e+00   0.0870
## MSABaton Rouge, LA                           2.0000e+00  5.1113e+00   0.3913
## MSABeaumont-Port Arthur, TX                 -1.1111e-01  5.1113e+00  -0.0217
## MSABellingham, WA                            2.7778e-01  5.1113e+00   0.0543
## MSABenton Harbor, MI                        -1.1111e-01  5.1113e+00  -0.0217
## MSABergen-Passaic, NJ                        1.5722e+01  5.1113e+00   3.0760
## MSABillings, MT                              1.8754e-12  5.1113e+00   0.0000
## MSABiloxi-Gulfport-Pascagoula, MS           -1.1111e-01  5.1113e+00  -0.0217
## MSABinghamton, NY                            6.8321e-12  5.1113e+00   0.0000
## MSABirmingham, AL                            7.5000e+00  5.1113e+00   1.4673
## MSABismarck, ND                              1.6667e-01  5.1113e+00   0.0326
## MSABloomington-Normal, IL                   -5.5556e-02  5.1113e+00  -0.0109
## MSABloomington, IN                          -2.1113e+01  5.2410e+00  -4.0285
## MSABoise City, ID                            3.8889e+00  5.1113e+00   0.7608
## MSABoston, MA-NH                             3.4916e+02  5.1220e+00  68.1679
## MSABoulder-Longmont, CO                      4.1500e+01  5.1113e+00   8.1192
## MSABrazoria, TX                              2.1386e-12  5.1113e+00   0.0000
## MSABremerton, WA                             2.2222e-01  5.1113e+00   0.0435
## MSABridgeport, CT                            7.1111e+00  5.1113e+00   1.3912
## MSABrockton, MA                              1.5000e+00  5.1113e+00   0.2935
## MSABrownsville-Harlingen-San Benito, TX     -1.6667e-01  5.1113e+00  -0.0326
## MSABryan-College Station, TX                 7.7778e-01  5.1113e+00   0.1522
## MSABuffalo-Niagara Falls, NY                -9.9680e-01  5.1280e+00  -0.1944
## MSABurlington, VT                            4.5556e+00  5.1113e+00   0.8913
## MSACaguas, PR                               -1.6667e-01  5.1113e+00  -0.0326
## MSACanton-Massillon, OH                      1.3333e+00  5.1113e+00   0.2609
## MSACasper, WY                               -1.6667e-01  5.1113e+00  -0.0326
## MSACedar Rapids, IA                          6.1111e-01  5.1113e+00   0.1196
## MSAChampaign-Urbana, IL                      3.9444e+00  5.1113e+00   0.7717
## MSACharleston, SC                            3.2222e+00  5.1113e+00   0.6304
## MSACharleston, WV                           -7.2746e+00  5.1280e+00  -1.4186
## MSACharlotte-Gastonia-Rock Hill, NC-SC       1.8111e+01  5.1113e+00   3.5433
## MSACharlottesville, VA                       5.0000e+00  5.1113e+00   0.9782
## MSAChattanooga, TN-GA                        3.5000e+00  5.1113e+00   0.6848
## MSACheyenne, WY                             -1.1111e-01  5.1113e+00  -0.0217
## MSAChicago, IL                               1.1044e+02  5.1113e+00  21.6078
## MSAChico-Paradise, CA                        3.8889e-01  5.1113e+00   0.0761
## MSACincinnati, OH-KY-IN                      1.2083e+00  5.2233e+00   0.2313
## MSAClarksville-Hopkinsville, TN-KY          -2.2222e-01  5.1113e+00  -0.0435
## MSACleveland-Lorain-Elyria, OH               2.5889e+01  5.1113e+00   5.0650
## MSAColorado Springs, CO                      2.4444e+00  5.1113e+00   0.4782
## MSAColumbia, MO                              3.3333e-01  5.1113e+00   0.0652
## MSAColumbia, SC                              1.0556e+00  5.1113e+00   0.2065
## MSAColumbus, GA-AL                           7.2222e-01  5.1113e+00   0.1413
## MSAColumbus, OH                              1.9944e+01  5.1113e+00   3.9020
## MSACorpus Christi, TX                        3.8889e-01  5.1113e+00   0.0761
## MSACorvallis, OR                             2.7778e-01  5.1113e+00   0.0543
## MSADallas, TX                                8.2222e+01  5.1113e+00  16.0863
## MSADanbury, CT                               2.2222e+00  5.1113e+00   0.4348
## MSADanville, VA                             -1.6667e-01  5.1113e+00  -0.0326
## MSADavenport-Moline-Rock Island, IA-IL       4.4442e-12  5.1113e+00   0.0000
## MSADayton-Springfield, OH                    1.4444e+00  5.1113e+00   0.2826
## MSADaytona Beach, FL                        -1.6637e+01  5.2069e+00  -3.1951
## MSADecatur, IL                              -2.2222e-01  5.1113e+00  -0.0435
## MSADenver, CO                                5.9018e+01  5.1917e+00  11.3677
## MSADes Moines, IA                            2.1111e+00  5.1113e+00   0.4130
## MSADetroit, MI                               2.5722e+01  5.1113e+00   5.0324
## MSADothan, AL                               -2.2222e-01  5.1113e+00  -0.0435
## MSADover, DE                                 5.5556e-01  5.1113e+00   0.1087
## MSADubuque, IA                              -5.5556e-02  5.1113e+00  -0.0109
## MSADuluth-Superior, MN-WI                    3.8889e-01  5.1113e+00   0.0761
## MSADutchess County, NY                       1.6667e-01  5.1113e+00   0.0326
## MSAEau Claire, WI                            2.2222e-01  5.1113e+00   0.0435
## MSAEl Paso, TX                              -1.1111e-01  5.1113e+00  -0.0217
## MSAElkhart-Goshen, IN                        6.6667e-01  5.1113e+00   0.1304
## MSAElmira, NY                               -2.2222e-01  5.1113e+00  -0.0435
## MSAErie, PA                                  8.3333e-01  5.1113e+00   0.1630
## MSAEugene-Springfield, OR                    7.7778e-01  5.1113e+00   0.1522
## MSAEvansville-Henderson, IN-KY               6.1111e-01  5.1113e+00   0.1196
## MSAFargo-Moorhead, ND-MN                     6.1111e-01  5.1113e+00   0.1196
## MSAFayetteville-Springdale-Rogers, AR       -6.1079e+00  5.1280e+00  -1.1911
## MSAFayetteville, NC                         -2.2222e-01  5.1113e+00  -0.0435
## MSAFitchburg-Leominster, MA                  5.5556e-02  5.1113e+00   0.0109
## MSAFlagstaff, AZ-UT                          5.5556e-02  5.1113e+00   0.0109
## MSAFlint, MI                                 2.2222e-01  5.1113e+00   0.0435
## MSAFlorence, AL                             -1.1111e-01  5.1113e+00  -0.0217
## MSAFlorence, SC                             -2.2222e-01  5.1113e+00  -0.0435
## MSAFort Collins-Loveland, CO                 2.7222e+00  5.1113e+00   0.5326
## MSAFort Lauderdale, FL                       1.5389e+01  5.1113e+00   3.0107
## MSAFort Myers-Cape Coral, FL                 8.3333e-01  5.1113e+00   0.1630
## MSAFort Pierce-Port St. Lucie, FL            8.3333e-01  5.1113e+00   0.1630
## MSAFort Smith, AR-OK                        -1.1111e-01  5.1113e+00  -0.0217
## MSAFort Walton Beach, FL                     1.1111e-01  5.1113e+00   0.0217
## MSAFort Wayne, IN                           -3.9647e+00  5.1173e+00  -0.7748
## MSAFort Worth-Arlington, TX                  1.0667e+01  5.1113e+00   2.0869
## MSAFresno, CA                                8.3333e-01  5.1113e+00   0.1630
## MSAGadsden, AL                              -2.2222e-01  5.1113e+00  -0.0435
## MSAGainesville, FL                           2.5000e+00  5.1113e+00   0.4891
## MSAGalveston-Texas City, TX                  2.2222e-01  5.1113e+00   0.0435
## MSAGary, IN                                  5.0000e-01  5.1113e+00   0.0978
## MSAGlens Falls, NY                          -1.6667e-01  5.1113e+00  -0.0326
## MSAGoldsboro, NC                            -1.6667e-01  5.1113e+00  -0.0326
## MSAGrand Forks, ND-MN                        1.9425e-12  5.1113e+00   0.0000
## MSAGrand Junction, CO                       -5.5556e-02  5.1113e+00  -0.0109
## MSAGrand Rapids-Muskegon-Holland, MI         5.6667e+00  5.1113e+00   1.1087
## MSAGreat Falls, MT                          -1.1111e-01  5.1113e+00  -0.0217
## MSAGreeley, CO                              -1.1111e-01  5.1113e+00  -0.0217
## MSAGreen Bay, WI                             1.6667e-01  5.1113e+00   0.0326
## MSAGreensboro--Winston Salem--High Point, N  4.2778e+00  5.1113e+00   0.8369
## MSAGreenville-Spartanburg-Anderson, SC       5.7778e+00  5.1113e+00   1.1304
## MSAHagerstown, MD                            5.5556e-02  5.1113e+00   0.0109
## MSAHamilton-Middletown, OH                   1.1111e+00  5.1113e+00   0.2174
## MSAHarrisburg-Lebanon-Carlisle, PA           3.2222e+00  5.1113e+00   0.6304
## MSAHartford, CT                              1.3611e+01  5.1113e+00   2.6629
## MSAHickory-Morganton-Lenoir, NC              4.4444e-01  5.1113e+00   0.0870
## MSAHonolulu, HI                              1.7222e+00  5.1113e+00   0.3369
## MSAHouma, LA                                 1.6667e-01  5.1113e+00   0.0326
## MSAHouston, TX                               6.8611e+01  5.1113e+00  13.4234
## MSAHuntington-Ashland, WV-KY-OH             -5.5556e-02  5.1113e+00  -0.0109
## MSAHuntsville, AL                            2.8333e+00  5.1113e+00   0.5543
## MSAIndianapolis, IN                          2.0111e+01  5.1113e+00   3.9346
## MSAIowa City, IA                             1.0000e+00  5.1113e+00   0.1956
## MSAJackson, MI                               1.6667e-01  5.1113e+00   0.0326
## MSAJackson, MS                               1.6667e+00  5.1113e+00   0.3261
## MSAJacksonville, FL                          9.0000e+00  5.1113e+00   1.7608
## MSAJacksonville, NC                         -1.6667e-01  5.1113e+00  -0.0326
## MSAJamestown, NY                            -5.5556e-02  5.1113e+00  -0.0109
## MSAJanesville-Beloit, WI                     2.2222e-01  5.1113e+00   0.0435
## MSAJersey City, NJ                           9.4444e+00  5.1113e+00   1.8478
## MSAJohnson City-Kingsport-Bristol, TN-VA     9.4444e-01  5.1113e+00   0.1848
## MSAJohnstown, PA                             4.4444e-01  5.1113e+00   0.0870
## MSAJoplin, MO                               -1.4005e+01  5.1653e+00  -2.7114
## MSAKalamazoo-Battle Creek, MI                2.8889e+00  5.1113e+00   0.5652
## MSAKankakee, IL                             -2.2222e-01  5.1113e+00  -0.0435
## MSAKansas City, MO-KS                        1.5737e+00  5.1917e+00   0.3031
## MSAKenosha, WI                               1.9520e-12  5.1113e+00   0.0000
## MSAKilleen-Temple, TX                        1.6667e-01  5.1113e+00   0.0326
## MSAKnoxville, TN                             3.3333e+00  5.1113e+00   0.6521
## MSAKokomo, IN                               -2.2222e-01  5.1113e+00  -0.0435
## MSALa Crosse, WI-MN                         -1.1111e-01  5.1113e+00  -0.0217
## MSALafayette, IN                             1.1667e+00  5.1113e+00   0.2283
## MSALafayette, LA                             1.2778e+00  5.1113e+00   0.2500
## MSALake Charles, LA                         -1.6667e-01  5.1113e+00  -0.0326
## MSALakeland-Winter Haven, FL                 6.1111e-01  5.1113e+00   0.1196
## MSALancaster, PA                             5.0000e-01  5.1113e+00   0.0978
## MSALansing-East Lansing, MI                  1.5556e+00  5.1113e+00   0.3043
## MSALas Cruces, NM                           -2.2222e-01  5.1113e+00  -0.0435
## MSALas Vegas, NV-AZ                          7.1111e+00  5.1113e+00   1.3912
## MSALawrence, KS                              5.5556e-01  5.1113e+00   0.1087
## MSALawrence, MA-NH                           1.1611e+01  5.1113e+00   2.2716
## MSALewiston-Auburn, ME                      -5.5556e-02  5.1113e+00  -0.0109
## MSALexington-Fayette, KY                    -6.1079e+00  5.1280e+00  -1.1911
## MSALima, OH                                  3.3333e-01  5.1113e+00   0.0652
## MSALincoln, NE                               2.4444e+00  5.1113e+00   0.4782
## MSALittle Rock-North Little Rock, AR         2.1111e+00  5.1113e+00   0.4130
## MSALongview-Marshall, TX                     5.5556e-02  5.1113e+00   0.0109
## MSALos Angeles-Long Beach, CA                1.4263e+02  5.1354e+00  27.7732
## MSALouisville, KY-IN                         7.7778e+00  5.1113e+00   1.5217
## MSALowell, MA-NH                             1.9889e+01  5.1113e+00   3.8911
## MSALubbock, TX                              -5.5556e-02  5.1113e+00  -0.0109
## MSALynchburg, VA                             1.6667e-01  5.1113e+00   0.0326
## MSAMacon, GA                                 1.1111e-01  5.1113e+00   0.0217
## MSAMadison, WI                               1.3000e+01  5.1113e+00   2.5434
## MSAManchester, NH                            4.3333e+00  5.1113e+00   0.8478
## MSAMansfield, OH                            -2.2222e-01  5.1113e+00  -0.0435
## MSAMcAllen-Edinburg-Mission, TX              1.1111e-01  5.1113e+00   0.0217
## MSAMedford-Ashland, OR                       3.8889e-01  5.1113e+00   0.0761
## MSAMelbourne-Titusville-Palm Bay, FL         2.5556e+00  5.1113e+00   0.5000
## MSAMemphis, TN-AR-MS                         6.6667e+00  5.1113e+00   1.3043
## MSAMiami, FL                                -1.2596e+00  5.1917e+00  -0.2426
## MSAMiddlesex-Somerset-Hunterdon, NJ          2.7389e+01  5.1113e+00   5.3585
## MSAMilwaukee-Waukesha, WI                    1.1000e+01  5.1113e+00   2.1521
## MSAMinneapolis-St. Paul, MN-WI               5.5556e+01  5.1113e+00  10.8691
## MSAMissoula, MT                              1.1111e+00  5.1113e+00   0.2174
## MSAMobile, AL                                6.6667e-01  5.1113e+00   0.1304
## MSAModesto, CA                               2.2222e-01  5.1113e+00   0.0435
## MSAMonmouth-Ocean, NJ                        5.2222e+00  5.1113e+00   1.0217
## MSAMonroe, LA                               -1.6549e+00  5.1120e+00  -0.3237
## MSAMontgomery, AL                            2.7778e-01  5.1113e+00   0.0543
## MSAMuncie, IN                                5.5556e-02  5.1113e+00   0.0109
## MSAMyrtle Beach, SC                         -1.1111e-01  5.1113e+00  -0.0217
## MSANaples, FL                                2.7778e-01  5.1113e+00   0.0543
## MSANashua, NH                                6.5556e+00  5.1113e+00   1.2826
## MSANashville, TN                             3.6056e+01  5.1113e+00   7.0541
## MSANassau-Suffolk, NY                        1.2278e+01  5.1113e+00   2.4021
## MSANew Bedford, MA                          -1.1111e-01  5.1113e+00  -0.0217
## MSANew Haven-Meriden, CT                     1.6833e+01  5.1113e+00   3.2933
## MSANew London-Norwich, CT-RI                 1.4444e+00  5.1113e+00   0.2826
## MSANew Orleans, LA                          -1.8546e+01  5.2599e+00  -3.5259
## MSANew York, NY                              2.9086e+02  5.2069e+00  55.8613
## MSANewark, NJ                                2.2111e+01  5.1113e+00   4.3259
## MSANewburgh, NY-PA                           3.2396e-12  5.1113e+00   0.0000
## MSANorfolk-Virginia Beach-Newport News, VA-  4.2222e+00  5.1113e+00   0.8261
## MSAOakland, CA                               1.2078e+02  5.1113e+00  23.6295
## MSAOcala, FL                                 2.2222e-01  5.1113e+00   0.0435
## MSAOdessa-Midland, TX                        2.8889e+00  5.1113e+00   0.5652
## MSAOklahoma City, OK                         6.7222e+00  5.1113e+00   1.3152
## MSAOlympia, WA                               5.0000e-01  5.1113e+00   0.0978
## MSAOmaha, NE-IA                              6.0000e+00  5.1113e+00   1.1739
## MSAOrange County, CA                         7.6833e+01  5.1113e+00  15.0320
## MSAOrlando, FL                               1.5444e+01  5.1113e+00   3.0216
## MSAPanama City, FL                          -1.1111e-01  5.1113e+00  -0.0217
## MSAParkersburg-Marietta, WV-OH              -5.5556e-02  5.1113e+00  -0.0109
## MSAPensacola, FL                             5.0000e-01  5.1113e+00   0.0978
## MSAPeoria-Pekin, IL                          3.8889e-01  5.1113e+00   0.0761
## MSAPhiladelphia, PA-NJ                       8.8538e+01  5.1540e+00  17.1785
## MSAPhoenix, AZ                               3.5056e+01  5.1113e+00   6.8584
## MSAPine Bluff, AR                           -1.7660e+00  5.1120e+00  -0.3455
## MSAPittsburgh, PA                            5.3667e+01  5.1113e+00  10.4996
## MSAPittsfield, MA                           -8.1517e+00  5.1354e+00  -1.5874
## MSAPocatello, ID                            -1.6667e-01  5.1113e+00  -0.0326
## MSAPonce, PR                                -1.6667e-01  5.1113e+00  -0.0326
## MSAPortland-Vancouver, OR-WA                 3.7167e+01  5.1113e+00   7.2714
## MSAPortland, ME                              4.5000e+00  5.1113e+00   0.8804
## MSAPortsmouth-Rochester, NH-ME               5.8889e+00  5.1113e+00   1.1521
## MSAProvidence-Fall River-Warwick, RI-MA      1.1611e+01  5.1113e+00   2.2716
## MSAProvo-Orem, UT                            1.5722e+01  5.1113e+00   3.0760
## MSAPueblo, CO                                5.5556e-02  5.1113e+00   0.0109
## MSAPunta Gorda, FL                          -2.2222e-01  5.1113e+00  -0.0435
## MSARacine, WI                                1.1111e-01  5.1113e+00   0.0217
## MSARaleigh-Durham-Chapel Hill, NC            5.2167e+01  5.1113e+00  10.2061
## MSAReading, PA                               1.1111e+00  5.1113e+00   0.2174
## MSARedding, CA                              -1.6667e-01  5.1113e+00  -0.0326
## MSAReno, NV                                  3.3333e+00  5.1113e+00   0.6521
## MSARichland-Kennewick-Pasco, WA              1.6667e-01  5.1113e+00   0.0326
## MSARichmond-Petersburg, VA                   7.0556e+00  5.1113e+00   1.3804
## MSARiverside-San Bernardino, CA              3.3333e+00  5.1113e+00   0.6521
## MSARoanoke, VA                               1.0000e+00  5.1113e+00   0.1956
## MSARochester, MN                             4.4444e-01  5.1113e+00   0.0870
## MSARochester, NY                             1.9038e+00  5.1354e+00   0.3707
## MSARockford, IL                             -5.5556e-02  5.1113e+00  -0.0109
## MSARocky Mount, NC                          -9.4851e+00  5.1354e+00  -1.8470
## MSASacramento, CA                            8.1111e+00  5.1113e+00   1.5869
## MSASaginaw-Bay City-Midland, MI              3.8889e-01  5.1113e+00   0.0761
## MSASalem, OR                                -5.5556e-02  5.1113e+00  -0.0109
## MSASalinas, CA                               8.8889e-01  5.1113e+00   0.1739
## MSASalt Lake City-Ogden, UT                  3.4778e+01  5.1113e+00   6.8041
## MSASan Angelo, TX                           -1.6667e-01  5.1113e+00  -0.0326
## MSASan Antonio, TX                           7.2222e+00  5.1113e+00   1.4130
## MSASan Diego, CA                             1.0765e+02  5.1540e+00  20.8866
## MSASan Francisco, CA                         5.4149e+02  5.1653e+00 104.8333
## MSASan Jose, CA                              3.7461e+02  5.1113e+00  73.2905
## MSASan Juan, PR                              1.0000e+00  5.1113e+00   0.1956
## MSASan Luis Obispo-Atascadero-Paso Robles,   1.4444e+00  5.1113e+00   0.2826
## MSASanta Barbara-Santa Maria-Lompoc, CA      1.2278e+01  5.1113e+00   2.4021
## MSASanta Cruz-Watsonville, CA                3.2778e+00  5.1113e+00   0.6413
## MSASanta Fe, NM                              1.4444e+00  5.1113e+00   0.2826
## MSASanta Rosa, CA                            8.8333e+00  5.1113e+00   1.7282
## MSASarasota-Bradenton, FL                    2.9444e+00  5.1113e+00   0.5761
## MSASavannah, GA                              1.1111e-01  5.1113e+00   0.0217
## MSAScranton--Wilkes-Barre--Hazleton, PA      1.4444e+00  5.1113e+00   0.2826
## MSASeattle-Bellevue-Everett, WA              1.2072e+02  5.1113e+00  23.6186
## MSASharon, PA                                3.8889e-01  5.1113e+00   0.0761
## MSASheboygan, WI                            -1.1111e-01  5.1113e+00  -0.0217
## MSASherman-Denison, TX                      -5.5556e-02  5.1113e+00  -0.0109
## MSAShreveport, LA                            1.4444e+00  5.1113e+00   0.2826
## MSASioux City, IA-NE                        -1.6667e-01  5.1113e+00  -0.0326
## MSASioux Falls, SD                           1.5000e+00  5.1113e+00   0.2935
## MSASouth Bend, IN                            8.8889e-01  5.1113e+00   0.1739
## MSASpokane, WA                               2.6667e+00  5.1113e+00   0.5217
## MSASpringfield, IL                          -1.6667e-01  5.1113e+00  -0.0326
## MSASpringfield, MA                           1.5556e+00  5.1113e+00   0.3043
## MSASpringfield, MO                           8.3333e-01  5.1113e+00   0.1630
## MSASt. Cloud, MN                             6.6667e-01  5.1113e+00   0.1304
## MSASt. Joseph, MO                           -1.6667e-01  5.1113e+00  -0.0326
## MSASt. Louis, MO-IL                          2.5222e+01  5.1113e+00   4.9346
## MSAStamford-Norwalk, CT                      2.1333e+01  5.1113e+00   4.1737
## MSAState College, PA                         2.1111e+00  5.1113e+00   0.4130
## MSASteubenville-Weirton, OH-WV              -5.5556e-02  5.1113e+00  -0.0109
## MSAStockton-Lodi, CA                         4.4444e-01  5.1113e+00   0.0870
## MSASumter, SC                               -1.6667e-01  5.1113e+00  -0.0326
## MSASyracuse, NY                              6.6667e-01  5.1113e+00   0.1304
## MSATacoma, WA                                7.7778e-01  5.1113e+00   0.1522
## MSATallahassee, FL                           1.6667e-01  5.1113e+00   0.0326
## MSATampa-St. Petersburg-Clearwater, FL       1.0737e+01  5.1354e+00   2.0908
## MSAToledo, OH                                1.4444e+00  5.1113e+00   0.2826
## MSATopeka, KS                                2.2222e-01  5.1113e+00   0.0435
## MSATrenton, NJ                               1.1611e+01  5.1113e+00   2.2716
## MSATucson, AZ                               -1.3315e+01  5.1917e+00  -2.5647
## MSATulsa, OK                                 1.2019e+00  5.1173e+00   0.2349
## MSATyler, TX                                 2.7778e-01  5.1113e+00   0.0543
## MSAUnknown                                   7.0444e+01  5.1113e+00  13.7820
## MSAUtica-Rome, NY                            5.5556e-02  5.1113e+00   0.0109
## MSAVallejo-Fairfield-Napa, CA                2.7778e+00  5.1113e+00   0.5435
## MSAVentura, CA                               7.2222e+00  5.1113e+00   1.4130
## MSAVineland-Millville-Bridgeton, NJ         -1.2406e+01  5.1540e+00  -2.4071
## MSAVisalia-Tulare-Porterville, CA            5.0000e-01  5.1113e+00   0.0978
## MSAWaco, TX                                  2.7778e-01  5.1113e+00   0.0543
## MSAWashington, DC-MD-VA-WV                   1.1101e+02  5.2599e+00  21.1050
## MSAWaterbury, CT                             1.3889e+00  5.1113e+00   0.2717
## MSAWaterloo-Cedar Falls, IA                 -2.2222e-01  5.1113e+00  -0.0435
## MSAWausau, WI                               -5.5556e-02  5.1113e+00  -0.0109
## MSAWest Palm Beach-Boca Raton, FL            1.5778e+01  5.1113e+00   3.0868
## MSAWheeling, WV-OH                          -2.2222e-01  5.1113e+00  -0.0435
## MSAWichita Falls, TX                        -2.2222e-01  5.1113e+00  -0.0435
## MSAWichita, KS                              -1.5371e+01  5.1917e+00  -2.9606
## MSAWilliamsport, PA                          3.0520e-12  5.1113e+00   0.0000
## MSAWilmington-Newark, DE-MD                  7.9444e+00  5.1113e+00   1.5543
## MSAWilmington, NC                            1.2222e+00  5.1113e+00   0.2391
## MSAWorcester, MA-CT                          7.2222e+00  5.1113e+00   1.4130
## MSAYakima, WA                                2.2222e-01  5.1113e+00   0.0435
## MSAYolo, CA                                  1.8333e+00  5.1113e+00   0.3587
## MSAYork, PA                                  1.1111e-01  5.1113e+00   0.0217
## MSAYoungstown-Warren, OH                    -7.6603e-01  5.1120e+00  -0.1498
## MSAYuma, AZ                                 -2.2222e-01  5.1113e+00  -0.0435
## I(post * treated)                            2.7788e+01  1.4895e+00  18.6563
## factor(round_year)2003                      -4.8113e-01  1.2161e+00  -0.3956
## factor(round_year)2004                       6.9182e-01  1.2161e+00   0.5689
## factor(round_year)2005                       1.2718e+00  1.2161e+00   1.0458
## factor(round_year)2006                       3.0303e+00  1.2161e+00   2.4917
## factor(round_year)2007                       4.6536e+00  1.2162e+00   3.8263
## factor(round_year)2008                       4.1147e+00  1.2165e+00   3.3824
## factor(round_year)2009                       3.0358e-01  1.2174e+00   0.2494
## factor(round_year)2010                       2.7155e+00  1.2174e+00   2.2307
## factor(round_year)2011                       3.1760e+00  1.2178e+00   2.6079
## factor(round_year)2012                       3.4233e+00  1.2187e+00   2.8090
## factor(round_year)2013                       3.1245e+00  1.2187e+00   2.5639
## factor(round_year)2014                       3.2222e+00  1.2204e+00   2.6402
## factor(round_year)2015                       3.3726e+00  1.2221e+00   2.7596
## factor(round_year)2016                       3.5305e+00  1.2226e+00   2.8877
## factor(round_year)2017                       4.4595e+00  1.2236e+00   3.6445
## factor(round_year)2018                       6.2614e+00  1.2236e+00   5.1171
## factor(round_year)2019                       7.6785e+00  1.2253e+00   6.2668
##                                              Pr(>|t|)    
## (Intercept)                                 0.4491384    
## MSAAkron, OH                                0.2771244    
## MSAAlbany-Schenectady-Troy, NY              0.2583630    
## MSAAlbany, GA                               0.9826576    
## MSAAlbuquerque, NM                          0.1108372    
## MSAAlexandria, LA                           0.9826576    
## MSAAllentown-Bethlehem-Easton, PA           0.2629686    
## MSAAltoona, PA                              0.8876394    
## MSAAmarillo, TX                             0.9826576    
## MSAAnchorage, AK                            0.9826576    
## MSAAnn Arbor, MI                            0.0008532 ***
## MSAAnniston, AL                             0.9739889    
## MSAAppleton-Oshkosh-Neenah, WI              0.8704956    
## MSAAsheville, NC                            0.8619460    
## MSAAthens, GA                               0.8790604    
## MSAAtlanta, GA                              < 2.2e-16 ***
## MSAAtlantic-Cape May, NJ                    1.0000000    
## MSAAuburn-Opelika, AL                       0.9653233    
## MSAAugusta-Aiken, GA-SC                     0.9826576    
## MSAAustin-San Marcos, TX                    < 2.2e-16 ***
## MSABakersfield, CA                          0.8962316    
## MSABaltimore, MD                            3.929e-15 ***
## MSABangor, ME                               0.9134515    
## MSABarnstable-Yarmouth, MA                  0.9307121    
## MSABaton Rouge, LA                          0.6955997    
## MSABeaumont-Port Arthur, TX                 0.9826576    
## MSABellingham, WA                           0.9566618    
## MSABenton Harbor, MI                        0.9826576    
## MSABergen-Passaic, NJ                       0.0021088 ** 
## MSABillings, MT                             1.0000000    
## MSABiloxi-Gulfport-Pascagoula, MS           0.9826576    
## MSABinghamton, NY                           1.0000000    
## MSABirmingham, AL                           0.1423444    
## MSABismarck, ND                             0.9739889    
## MSABloomington-Normal, IL                   0.9913283    
## MSABloomington, IN                          5.690e-05 ***
## MSABoise City, ID                           0.4467870    
## MSABoston, MA-NH                            < 2.2e-16 ***
## MSABoulder-Longmont, CO                     5.765e-16 ***
## MSABrazoria, TX                             1.0000000    
## MSABremerton, WA                            0.9653233    
## MSABridgeport, CT                           0.1642080    
## MSABrockton, MA                             0.7691771    
## MSABrownsville-Harlingen-San Benito, TX     0.9739889    
## MSABryan-College Station, TX                0.8790604    
## MSABuffalo-Niagara Falls, NY                0.8458834    
## MSABurlington, VT                           0.3728254    
## MSACaguas, PR                               0.9739889    
## MSACanton-Massillon, OH                     0.7942113    
## MSACasper, WY                               0.9739889    
## MSACedar Rapids, IA                         0.9048359    
## MSAChampaign-Urbana, IL                     0.4403216    
## MSACharleston, SC                           0.5284539    
## MSACharleston, WV                           0.1560767    
## MSACharlotte-Gastonia-Rock Hill, NC-SC      0.0003985 ***
## MSACharlottesville, VA                      0.3280091    
## MSAChattanooga, TN-GA                       0.4935284    
## MSACheyenne, WY                             0.9826576    
## MSAChicago, IL                              < 2.2e-16 ***
## MSAChico-Paradise, CA                       0.9393552    
## MSACincinnati, OH-KY-IN                     0.8170663    
## MSAClarksville-Hopkinsville, TN-KY          0.9653233    
## MSACleveland-Lorain-Elyria, OH              4.220e-07 ***
## MSAColorado Springs, CO                     0.6324980    
## MSAColumbia, MO                             0.9480055    
## MSAColumbia, SC                             0.8363978    
## MSAColumbus, GA-AL                          0.8876394    
## MSAColumbus, OH                             9.656e-05 ***
## MSACorpus Christi, TX                       0.9393552    
## MSACorvallis, OR                            0.9566618    
## MSADallas, TX                               < 2.2e-16 ***
## MSADanbury, CT                              0.6637506    
## MSADanville, VA                             0.9739889    
## MSADavenport-Moline-Rock Island, IA-IL      1.0000000    
## MSADayton-Springfield, OH                   0.7774966    
## MSADaytona Beach, FL                        0.0014056 ** 
## MSADecatur, IL                              0.9653233    
## MSADenver, CO                               < 2.2e-16 ***
## MSADes Moines, IA                           0.6796036    
## MSADetroit, MI                              5.001e-07 ***
## MSADothan, AL                               0.9653233    
## MSADover, DE                                0.9134515    
## MSADubuque, IA                              0.9913283    
## MSADuluth-Superior, MN-WI                   0.9393552    
## MSADutchess County, NY                      0.9739889    
## MSAEau Claire, WI                           0.9653233    
## MSAEl Paso, TX                              0.9826576    
## MSAElkhart-Goshen, IN                       0.8962316    
## MSAElmira, NY                               0.9653233    
## MSAErie, PA                                 0.8704956    
## MSAEugene-Springfield, OR                   0.8790604    
## MSAEvansville-Henderson, IN-KY              0.9048359    
## MSAFargo-Moorhead, ND-MN                    0.9048359    
## MSAFayetteville-Springdale-Rogers, AR       0.2336740    
## MSAFayetteville, NC                         0.9653233    
## MSAFitchburg-Leominster, MA                 0.9913283    
## MSAFlagstaff, AZ-UT                         0.9913283    
## MSAFlint, MI                                0.9653233    
## MSAFlorence, AL                             0.9826576    
## MSAFlorence, SC                             0.9653233    
## MSAFort Collins-Loveland, CO                0.5943416    
## MSAFort Lauderdale, FL                      0.0026182 ** 
## MSAFort Myers-Cape Coral, FL                0.8704956    
## MSAFort Pierce-Port St. Lucie, FL           0.8704956    
## MSAFort Smith, AR-OK                        0.9826576    
## MSAFort Walton Beach, FL                    0.9826576    
## MSAFort Wayne, IN                           0.4385117    
## MSAFort Worth-Arlington, TX                 0.0369467 *  
## MSAFresno, CA                               0.8704956    
## MSAGadsden, AL                              0.9653233    
## MSAGainesville, FL                          0.6247835    
## MSAGalveston-Texas City, TX                 0.9653233    
## MSAGary, IN                                 0.9220772    
## MSAGlens Falls, NY                          0.9739889    
## MSAGoldsboro, NC                            0.9739889    
## MSAGrand Forks, ND-MN                       1.0000000    
## MSAGrand Junction, CO                       0.9913283    
## MSAGrand Rapids-Muskegon-Holland, MI        0.2676307    
## MSAGreat Falls, MT                          0.9826576    
## MSAGreeley, CO                              0.9826576    
## MSAGreen Bay, WI                            0.9739889    
## MSAGreensboro--Winston Salem--High Point, N 0.4026735    
## MSAGreenville-Spartanburg-Anderson, SC      0.2583630    
## MSAHagerstown, MD                           0.9913283    
## MSAHamilton-Middletown, OH                  0.8279186    
## MSAHarrisburg-Lebanon-Carlisle, PA          0.5284539    
## MSAHartford, CT                             0.0077693 ** 
## MSAHickory-Morganton-Lenoir, NC             0.9307121    
## MSAHonolulu, HI                             0.7361733    
## MSAHouma, LA                                0.9739889    
## MSAHouston, TX                              < 2.2e-16 ***
## MSAHuntington-Ashland, WV-KY-OH             0.9913283    
## MSAHuntsville, AL                           0.5793794    
## MSAIndianapolis, IN                         8.438e-05 ***
## MSAIowa City, IA                            0.8448961    
## MSAJackson, MI                              0.9739889    
## MSAJackson, MS                              0.7443814    
## MSAJacksonville, FL                         0.0783295 .  
## MSAJacksonville, NC                         0.9739889    
## MSAJamestown, NY                            0.9913283    
## MSAJanesville-Beloit, WI                    0.9653233    
## MSAJersey City, NJ                          0.0646933 .  
## MSAJohnson City-Kingsport-Bristol, TN-VA    0.8534125    
## MSAJohnstown, PA                            0.9307121    
## MSAJoplin, MO                               0.0067205 ** 
## MSAKalamazoo-Battle Creek, MI               0.5719653    
## MSAKankakee, IL                             0.9653233    
## MSAKansas City, MO-KS                       0.7618131    
## MSAKenosha, WI                              1.0000000    
## MSAKilleen-Temple, TX                       0.9739889    
## MSAKnoxville, TN                            0.5143341    
## MSAKokomo, IN                               0.9653233    
## MSALa Crosse, WI-MN                         0.9826576    
## MSALafayette, IN                            0.8194594    
## MSALafayette, LA                            0.8026048    
## MSALake Charles, LA                         0.9739889    
## MSALakeland-Winter Haven, FL                0.9048359    
## MSALancaster, PA                            0.9220772    
## MSALansing-East Lansing, MI                 0.7608842    
## MSALas Cruces, NM                           0.9653233    
## MSALas Vegas, NV-AZ                         0.1642080    
## MSALawrence, KS                             0.9134515    
## MSALawrence, MA-NH                          0.0231472 *  
## MSALewiston-Auburn, ME                      0.9913283    
## MSALexington-Fayette, KY                    0.2336740    
## MSALima, OH                                 0.9480055    
## MSALincoln, NE                              0.6324980    
## MSALittle Rock-North Little Rock, AR        0.6796036    
## MSALongview-Marshall, TX                    0.9913283    
## MSALos Angeles-Long Beach, CA               < 2.2e-16 ***
## MSALouisville, KY-IN                        0.1281488    
## MSALowell, MA-NH                            0.0001010 ***
## MSALubbock, TX                              0.9913283    
## MSALynchburg, VA                            0.9739889    
## MSAMacon, GA                                0.9826576    
## MSAMadison, WI                              0.0110065 *  
## MSAManchester, NH                           0.3965919    
## MSAMansfield, OH                            0.9653233    
## MSAMcAllen-Edinburg-Mission, TX             0.9826576    
## MSAMedford-Ashland, OR                      0.9393552    
## MSAMelbourne-Titusville-Palm Bay, FL        0.6171100    
## MSAMemphis, TN-AR-MS                        0.1921890    
## MSAMiami, FL                                0.8083070    
## MSAMiddlesex-Somerset-Hunterdon, NJ         8.742e-08 ***
## MSAMilwaukee-Waukesha, WI                   0.0314349 *  
## MSAMinneapolis-St. Paul, MN-WI              < 2.2e-16 ***
## MSAMissoula, MT                             0.8279186    
## MSAMobile, AL                               0.8962316    
## MSAModesto, CA                              0.9653233    
## MSAMonmouth-Ocean, NJ                       0.3069702    
## MSAMonroe, LA                               0.7461534    
## MSAMontgomery, AL                           0.9566618    
## MSAMuncie, IN                               0.9913283    
## MSAMyrtle Beach, SC                         0.9826576    
## MSANaples, FL                               0.9566618    
## MSANashua, NH                               0.1997029    
## MSANashville, TN                            1.957e-12 ***
## MSANassau-Suffolk, NY                       0.0163360 *  
## MSANew Bedford, MA                          0.9826576    
## MSANew Haven-Meriden, CT                    0.0009964 ***
## MSANew London-Norwich, CT-RI                0.7774966    
## MSANew Orleans, LA                          0.0004255 ***
## MSANew York, NY                             < 2.2e-16 ***
## MSANewark, NJ                               1.546e-05 ***
## MSANewburgh, NY-PA                          1.0000000    
## MSANorfolk-Virginia Beach-Newport News, VA- 0.4088106    
## MSAOakland, CA                              < 2.2e-16 ***
## MSAOcala, FL                                0.9653233    
## MSAOdessa-Midland, TX                       0.5719653    
## MSAOklahoma City, OK                        0.1885110    
## MSAOlympia, WA                              0.9220772    
## MSAOmaha, NE-IA                             0.2405011    
## MSAOrange County, CA                        < 2.2e-16 ***
## MSAOrlando, FL                              0.0025261 ** 
## MSAPanama City, FL                          0.9826576    
## MSAParkersburg-Marietta, WV-OH              0.9913283    
## MSAPensacola, FL                            0.9220772    
## MSAPeoria-Pekin, IL                         0.9393552    
## MSAPhiladelphia, PA-NJ                      < 2.2e-16 ***
## MSAPhoenix, AZ                              7.744e-12 ***
## MSAPine Bluff, AR                           0.7297564    
## MSAPittsburgh, PA                           < 2.2e-16 ***
## MSAPittsfield, MA                           0.1124888    
## MSAPocatello, ID                            0.9739889    
## MSAPonce, PR                                0.9739889    
## MSAPortland-Vancouver, OR-WA                4.066e-13 ***
## MSAPortland, ME                             0.3786827    
## MSAPortsmouth-Rochester, NH-ME              0.2493202    
## MSAProvidence-Fall River-Warwick, RI-MA     0.0231472 *  
## MSAProvo-Orem, UT                           0.0021088 ** 
## MSAPueblo, CO                               0.9913283    
## MSAPunta Gorda, FL                          0.9653233    
## MSARacine, WI                               0.9826576    
## MSARaleigh-Durham-Chapel Hill, NC           < 2.2e-16 ***
## MSAReading, PA                              0.8279186    
## MSARedding, CA                              0.9739889    
## MSAReno, NV                                 0.5143341    
## MSARichland-Kennewick-Pasco, WA             0.9739889    
## MSARichmond-Petersburg, VA                  0.1675276    
## MSARiverside-San Bernardino, CA             0.5143341    
## MSARoanoke, VA                              0.8448961    
## MSARochester, MN                            0.9307121    
## MSARochester, NY                            0.7108536    
## MSARockford, IL                             0.9913283    
## MSARocky Mount, NC                          0.0648017 .  
## MSASacramento, CA                           0.1125960    
## MSASaginaw-Bay City-Midland, MI             0.9393552    
## MSASalem, OR                                0.9913283    
## MSASalinas, CA                              0.8619460    
## MSASalt Lake City-Ogden, UT                 1.128e-11 ***
## MSASan Angelo, TX                           0.9739889    
## MSASan Antonio, TX                          0.1577178    
## MSASan Diego, CA                            < 2.2e-16 ***
## MSASan Francisco, CA                        < 2.2e-16 ***
## MSASan Jose, CA                             < 2.2e-16 ***
## MSASan Juan, PR                             0.8448961    
## MSASan Luis Obispo-Atascadero-Paso Robles,  0.7774966    
## MSASanta Barbara-Santa Maria-Lompoc, CA     0.0163360 *  
## MSASanta Cruz-Watsonville, CA               0.5213694    
## MSASanta Fe, NM                             0.7774966    
## MSASanta Rosa, CA                           0.0840115 .  
## MSASarasota-Bradenton, FL                   0.5645965    
## MSASavannah, GA                             0.9826576    
## MSAScranton--Wilkes-Barre--Hazleton, PA     0.7774966    
## MSASeattle-Bellevue-Everett, WA             < 2.2e-16 ***
## MSASharon, PA                               0.9393552    
## MSASheboygan, WI                            0.9826576    
## MSASherman-Denison, TX                      0.9913283    
## MSAShreveport, LA                           0.7774966    
## MSASioux City, IA-NE                        0.9739889    
## MSASioux Falls, SD                          0.7691771    
## MSASouth Bend, IN                           0.8619460    
## MSASpokane, WA                              0.6018884    
## MSASpringfield, IL                          0.9739889    
## MSASpringfield, MA                          0.7608842    
## MSASpringfield, MO                          0.8704956    
## MSASt. Cloud, MN                            0.8962316    
## MSASt. Joseph, MO                           0.9739889    
## MSASt. Louis, MO-IL                         8.274e-07 ***
## MSAStamford-Norwalk, CT                     3.044e-05 ***
## MSAState College, PA                        0.6796036    
## MSASteubenville-Weirton, OH-WV              0.9913283    
## MSAStockton-Lodi, CA                        0.9307121    
## MSASumter, SC                               0.9739889    
## MSASyracuse, NY                             0.8962316    
## MSATacoma, WA                               0.8790604    
## MSATallahassee, FL                          0.9739889    
## MSATampa-St. Petersburg-Clearwater, FL      0.0365907 *  
## MSAToledo, OH                               0.7774966    
## MSATopeka, KS                               0.9653233    
## MSATrenton, NJ                              0.0231472 *  
## MSATucson, AZ                               0.0103537 *  
## MSATulsa, OK                                0.8143175    
## MSATyler, TX                                0.9566618    
## MSAUnknown                                  < 2.2e-16 ***
## MSAUtica-Rome, NY                           0.9913283    
## MSAVallejo-Fairfield-Napa, CA               0.5868384    
## MSAVentura, CA                              0.1577178    
## MSAVineland-Millville-Bridgeton, NJ         0.0161151 *  
## MSAVisalia-Tulare-Porterville, CA           0.9220772    
## MSAWaco, TX                                 0.9566618    
## MSAWashington, DC-MD-VA-WV                  < 2.2e-16 ***
## MSAWaterbury, CT                            0.7858416    
## MSAWaterloo-Cedar Falls, IA                 0.9653233    
## MSAWausau, WI                               0.9913283    
## MSAWest Palm Beach-Boca Raton, FL           0.0020333 ** 
## MSAWheeling, WV-OH                          0.9653233    
## MSAWichita Falls, TX                        0.9653233    
## MSAWichita, KS                              0.0030836 ** 
## MSAWilliamsport, PA                         1.0000000    
## MSAWilmington-Newark, DE-MD                 0.1201755    
## MSAWilmington, NC                           0.8110212    
## MSAWorcester, MA-CT                         0.1577178    
## MSAYakima, WA                               0.9653233    
## MSAYolo, CA                                 0.7198479    
## MSAYork, PA                                 0.9826576    
## MSAYoungstown-Warren, OH                    0.8808893    
## MSAYuma, AZ                                 0.9653233    
## I(post * treated)                           < 2.2e-16 ***
## factor(round_year)2003                      0.6923808    
## factor(round_year)2004                      0.5694444    
## factor(round_year)2005                      0.2957099    
## factor(round_year)2006                      0.0127422 *  
## factor(round_year)2007                      0.0001315 ***
## factor(round_year)2008                      0.0007236 ***
## factor(round_year)2009                      0.8030805    
## factor(round_year)2010                      0.0257441 *  
## factor(round_year)2011                      0.0091351 ** 
## factor(round_year)2012                      0.0049872 ** 
## factor(round_year)2013                      0.0103778 *  
## factor(round_year)2014                      0.0083091 ** 
## factor(round_year)2015                      0.0058067 ** 
## factor(round_year)2016                      0.0038964 ** 
## factor(round_year)2017                      0.0002704 ***
## factor(round_year)2018                      3.210e-07 ***
## factor(round_year)2019                      3.971e-10 ***
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## 
## Total Sum of Squares:    15713000
## Residual Sum of Squares: 1266900
## R-Squared:      0.91937
## Adj. R-Squared: 0.91436
## F-statistic: 183.395 on 335 and 5388 DF, p-value: < 2.22e-16

fixed-effects

est_comb = feols(num_comp_per_aggreg~ MSA | treated^year_treated, news_MSA_VC )
## Variables 'MSABloomington, IN', 'MSABoston, MA-NH' and 10 others have been removed because of collinearity (see $collin.var).
summary(est_comb, vcov = "twoway")
## OLS estimation, Dep. Var.: num_comp_per_aggreg
## Observations: 5,724 
## Fixed-effects: treated^year_treated: 13
## Standard-errors: Clustered (treated^year_treated) 
##                                                  Estimate   Std. Error
## MSAAkron, OH                                 5.555556e+00 1.977220e-11
## MSAAlbany-Schenectady-Troy, NY               5.777778e+00 1.991070e-11
## MSAAlbany, GA                                1.111111e-01 2.212301e-11
## MSAAlbuquerque, NM                          -2.991667e+02 1.050610e-12
## MSAAlexandria, LA                           -1.111111e-01 2.228368e-11
## MSAAllentown-Bethlehem-Easton, PA            5.722222e+00 1.981608e-11
## MSAAltoona, PA                               7.222222e-01 2.177576e-11
## MSAAmarillo, TX                             -1.111111e-01 2.212975e-11
## MSAAnchorage, AK                            -1.111111e-01 2.214874e-11
## MSAAnn Arbor, MI                             1.705556e+01 1.846099e-11
## MSAAnniston, AL                             -1.666667e-01 2.212004e-11
## MSAAppleton-Oshkosh-Neenah, WI               8.333333e-01 2.198603e-11
## MSAAsheville, NC                             8.888889e-01 2.166045e-11
## MSAAthens, GA                                7.777778e-01 2.181006e-11
## MSAAtlanta, GA                               9.200000e+01 5.405080e-12
## MSAAtlantic-Cape May, NJ                    -2.062170e-11 2.206365e-11
## MSAAuburn-Opelika, AL                        2.222222e-01 2.175479e-11
## MSAAugusta-Aiken, GA-SC                      1.111111e-01 2.217806e-11
## MSAAustin-San Marcos, TX                     1.031667e+02 3.195840e-12
## MSABakersfield, CA                           6.666667e-01 2.146017e-11
## MSABaltimore, MD                             4.027778e+01 1.414669e-11
## MSABangor, ME                                5.555556e-01 2.148056e-11
## MSABarnstable-Yarmouth, MA                   4.444444e-01 2.169478e-11
## MSABaton Rouge, LA                           2.000000e+00 2.084372e-11
## MSABeaumont-Port Arthur, TX                 -1.111111e-01 2.201764e-11
## MSABellingham, WA                            2.777778e-01 2.177206e-11
## MSABenton Harbor, MI                        -1.111111e-01 2.212214e-11
## MSABergen-Passaic, NJ                        1.572222e+01 1.867720e-11
## MSABillings, MT                             -2.044230e-11 2.187176e-11
## MSABiloxi-Gulfport-Pascagoula, MS           -1.111111e-01 2.185611e-11
## MSABinghamton, NY                           -2.050450e-11 2.193825e-11
## MSABirmingham, AL                            7.500000e+00 1.971035e-11
## MSABismarck, ND                              1.666667e-01 2.181917e-11
## MSABloomington-Normal, IL                   -5.555556e-02 2.188295e-11
## MSABoise City, ID                            3.888889e+00 2.046892e-11
## MSABoulder-Longmont, CO                      4.150000e+01 1.408718e-11
## MSABrazoria, TX                             -2.046540e-11 2.189642e-11
## MSABremerton, WA                             2.222222e-01 2.167112e-11
## MSABridgeport, CT                            7.111111e+00 1.959653e-11
## MSABrockton, MA                              1.500000e+00 2.107746e-11
## MSABrownsville-Harlingen-San Benito, TX     -1.666667e-01 2.195851e-11
## MSABryan-College Station, TX                 7.777778e-01 2.145100e-11
## MSABuffalo-Niagara Falls, NY                 5.111111e+00 2.454000e-14
## MSABurlington, VT                            4.555556e+00 2.034230e-11
## MSACaguas, PR                               -1.666667e-01 2.191480e-11
## MSACanton-Massillon, OH                      1.333333e+00 2.132295e-11
## MSACasper, WY                               -1.666667e-01 2.162598e-11
## MSACedar Rapids, IA                          6.111111e-01 2.151490e-11
## MSAChampaign-Urbana, IL                      3.944444e+00 2.030204e-11
## MSACharleston, SC                            3.222222e+00 2.041608e-11
## MSACharleston, WV                           -1.166667e+00 2.138000e-14
## MSACharlotte-Gastonia-Rock Hill, NC-SC       1.811111e+01 1.849695e-11
## MSACharlottesville, VA                       5.000000e+00 1.987170e-11
## MSAChattanooga, TN-GA                        3.500000e+00 2.059767e-11
## MSACheyenne, WY                             -1.111111e-01 2.185231e-11
## MSAChicago, IL                               1.104444e+02 3.842950e-12
## MSAChico-Paradise, CA                        3.888889e-01 2.177442e-11
## MSAClarksville-Hopkinsville, TN-KY          -2.222222e-01 2.169418e-11
## MSACleveland-Lorain-Elyria, OH               2.588889e+01 1.642045e-11
## MSAColorado Springs, CO                      2.444444e+00 2.100687e-11
## MSAColumbia, MO                              3.333333e-01 2.141594e-11
## MSAColumbia, SC                              1.055556e+00 2.132561e-11
## MSAColumbus, GA-AL                           7.222222e-01 2.143556e-11
## MSAColumbus, OH                              1.994444e+01 1.811373e-11
## MSACorpus Christi, TX                        3.888889e-01 2.164332e-11
## MSACorvallis, OR                             2.777778e-01 2.167138e-11
## MSADallas, TX                                8.222222e+01 9.836420e-12
## MSADanbury, CT                               2.222222e+00 2.076669e-11
## MSADanville, VA                             -1.666667e-01 2.180650e-11
## MSADavenport-Moline-Rock Island, IA-IL      -2.006750e-11 2.147080e-11
## MSADayton-Springfield, OH                    1.444444e+00 2.078649e-11
## MSADaytona Beach, FL                        -3.075000e+02 8.952100e-13
## MSADecatur, IL                              -2.222222e-01 2.149275e-11
## MSADenver, CO                                7.438889e+01 6.154300e-13
## MSADes Moines, IA                            2.111111e+00 2.092207e-11
## MSADetroit, MI                               2.572222e+01 1.628501e-11
## MSADothan, AL                               -2.222222e-01 2.164477e-11
## MSADover, DE                                 5.555556e-01 2.137495e-11
## MSADubuque, IA                              -5.555556e-02 2.136416e-11
## MSADuluth-Superior, MN-WI                    3.888889e-01 2.121763e-11
## MSADutchess County, NY                       1.666667e-01 2.128902e-11
## MSAEau Claire, WI                            2.222222e-01 2.168638e-11
## MSAEl Paso, TX                              -1.111111e-01 2.152359e-11
## MSAElkhart-Goshen, IN                        6.666667e-01 2.113794e-11
## MSAElmira, NY                               -2.222222e-01 2.151746e-11
## MSAErie, PA                                  8.333333e-01 2.137887e-11
## MSAEugene-Springfield, OR                    7.777778e-01 2.143377e-11
## MSAEvansville-Henderson, IN-KY               6.111111e-01 2.101232e-11
## MSAFargo-Moorhead, ND-MN                     6.111111e-01 2.126409e-11
## MSAFayetteville-Springdale-Rogers, AR        1.400000e-14 1.486000e-14
## MSAFayetteville, NC                         -2.222222e-01 2.137684e-11
## MSAFitchburg-Leominster, MA                  5.555556e-02 2.114797e-11
## MSAFlagstaff, AZ-UT                          5.555556e-02 2.152420e-11
## MSAFlint, MI                                 2.222222e-01 2.148873e-11
## MSAFlorence, AL                             -1.111111e-01 2.114544e-11
## MSAFlorence, SC                             -2.222222e-01 2.166757e-11
## MSAFort Collins-Loveland, CO                 2.722222e+00 2.054436e-11
## MSAFort Lauderdale, FL                       1.538889e+01 1.867204e-11
## MSAFort Myers-Cape Coral, FL                 8.333333e-01 2.090386e-11
## MSAFort Pierce-Port St. Lucie, FL            8.333333e-01 2.083738e-11
## MSAFort Smith, AR-OK                        -1.111111e-01 2.151978e-11
## MSAFort Walton Beach, FL                     1.111111e-01 2.115200e-11
## MSAFort Wayne, IN                           -5.166667e+00 4.430000e-15
## MSAFort Worth-Arlington, TX                  1.066667e+01 1.882896e-11
## MSAFresno, CA                                8.333333e-01 2.107675e-11
## MSAGadsden, AL                              -2.222222e-01 2.141295e-11
## MSAGainesville, FL                           2.500000e+00 2.032680e-11
## MSAGalveston-Texas City, TX                  2.222222e-01 2.093387e-11
## MSAGary, IN                                  5.000000e-01 2.115251e-11
## MSAGlens Falls, NY                          -1.666667e-01 2.137327e-11
## MSAGoldsboro, NC                            -1.666667e-01 2.136185e-11
## MSAGrand Forks, ND-MN                       -2.009240e-11 2.149740e-11
## MSAGrand Junction, CO                       -5.555556e-02 2.131668e-11
## MSAGrand Rapids-Muskegon-Holland, MI         5.666667e+00 2.015929e-11
## MSAGreat Falls, MT                          -1.111111e-01 2.145327e-11
## MSAGreeley, CO                              -1.111111e-01 2.135065e-11
## MSAGreen Bay, WI                             1.666667e-01 2.131182e-11
## MSAGreensboro--Winston Salem--High Point, N  4.277778e+00 2.004206e-11
## MSAGreenville-Spartanburg-Anderson, SC       5.777778e+00 2.020920e-11
## MSAHagerstown, MD                            5.555556e-02 2.112134e-11
## MSAHamilton-Middletown, OH                   1.111111e+00 2.100185e-11
## MSAHarrisburg-Lebanon-Carlisle, PA           3.222222e+00 2.065075e-11
## MSAHartford, CT                              1.361111e+01 1.906179e-11
## MSAHickory-Morganton-Lenoir, NC              4.444444e-01 2.113999e-11
## MSAHonolulu, HI                              1.722222e+00 2.088084e-11
## MSAHouma, LA                                 1.666667e-01 2.125669e-11
## MSAHouston, TX                               6.861111e+01 1.403888e-11
## MSAHuntington-Ashland, WV-KY-OH             -5.555556e-02 2.128622e-11
## MSAHuntsville, AL                            2.833333e+00 2.071199e-11
## MSAIndianapolis, IN                          2.011111e+01 1.863702e-11
## MSAIowa City, IA                             1.000000e+00 2.098526e-11
## MSAJackson, MI                               1.666667e-01 2.107427e-11
## MSAJackson, MS                               1.666667e+00 2.063916e-11
## MSAJacksonville, FL                          9.000000e+00 1.949251e-11
## MSAJacksonville, NC                         -1.666667e-01 2.105020e-11
## MSAJamestown, NY                            -5.555556e-02 2.115701e-11
## MSAJanesville-Beloit, WI                     2.222222e-01 2.088442e-11
## MSAJersey City, NJ                           9.444444e+00 1.959777e-11
## MSAJohnson City-Kingsport-Bristol, TN-VA     9.444444e-01 2.078554e-11
## MSAJohnstown, PA                             4.444444e-01 2.071427e-11
## MSAJoplin, MO                               -5.555000e+02 7.432000e-14
## MSAKalamazoo-Battle Creek, MI                2.888889e+00 2.055256e-11
## MSAKankakee, IL                             -2.222222e-01 2.101200e-11
## MSAKansas City, MO-KS                        1.694444e+01 4.243500e-13
## MSAKenosha, WI                              -1.962700e-11 2.099949e-11
## MSAKilleen-Temple, TX                        1.666667e-01 2.106096e-11
## MSAKnoxville, TN                             3.333333e+00 2.022743e-11
## MSAKokomo, IN                               -2.222222e-01 2.100250e-11
## MSALa Crosse, WI-MN                         -1.111111e-01 2.093833e-11
## MSALafayette, IN                             1.166667e+00 2.064480e-11
## MSALafayette, LA                             1.277778e+00 2.079722e-11
## MSALake Charles, LA                         -1.666667e-01 2.104071e-11
## MSALakeland-Winter Haven, FL                 6.111111e-01 2.101238e-11
## MSALancaster, PA                             5.000000e-01 2.088271e-11
## MSALansing-East Lansing, MI                  1.555556e+00 2.075369e-11
## MSALas Cruces, NM                           -2.222222e-01 2.096449e-11
## MSALas Vegas, NV-AZ                          7.111111e+00 1.972203e-11
## MSALawrence, KS                              5.555556e-01 2.063781e-11
## MSALawrence, MA-NH                           1.161111e+01 1.941011e-11
## MSALewiston-Auburn, ME                      -5.555556e-02 2.080928e-11
## MSALima, OH                                  3.333333e-01 2.113765e-11
## MSALincoln, NE                               2.444444e+00 2.030405e-11
## MSALittle Rock-North Little Rock, AR         2.111111e+00 2.043932e-11
## MSALongview-Marshall, TX                     5.555556e-02 2.086860e-11
## MSALos Angeles-Long Beach, CA                1.318889e+02 7.679000e-13
## MSALouisville, KY-IN                         7.777778e+00 1.995732e-11
## MSALowell, MA-NH                             1.988889e+01 1.891408e-11
## MSALubbock, TX                              -5.555556e-02 2.100883e-11
## MSALynchburg, VA                             1.666667e-01 2.066191e-11
## MSAMacon, GA                                 1.111111e-01 2.111964e-11
## MSAMadison, WI                               1.300000e+01 1.953570e-11
## MSAManchester, NH                            4.333333e+00 2.016007e-11
## MSAMansfield, OH                            -2.222222e-01 2.095499e-11
## MSAMcAllen-Edinburg-Mission, TX              1.111111e-01 2.079855e-11
## MSAMedford-Ashland, OR                       3.888889e-01 2.082429e-11
## MSAMelbourne-Titusville-Palm Bay, FL         2.555556e+00 2.042218e-11
## MSAMemphis, TN-AR-MS                         6.666667e+00 2.010565e-11
## MSAMiami, FL                                 1.411111e+01 3.834400e-13
## MSAMiddlesex-Somerset-Hunterdon, NJ          2.738889e+01 1.803581e-11
## MSAMilwaukee-Waukesha, WI                    1.100000e+01 1.968835e-11
## MSAMinneapolis-St. Paul, MN-WI               5.555556e+01 1.611415e-11
## MSAMissoula, MT                              1.111111e+00 2.080903e-11
## MSAMobile, AL                                6.666667e-01 2.083962e-11
## MSAModesto, CA                               2.222222e-01 2.106877e-11
## MSAMonmouth-Ocean, NJ                        5.222222e+00 2.006163e-11
## MSAMonroe, LA                               -8.888889e-01 3.250000e-15
## MSAMontgomery, AL                            2.777778e-01 2.101197e-11
## MSAMuncie, IN                                5.555556e-02 2.085721e-11
## MSAMyrtle Beach, SC                         -1.111111e-01 2.101052e-11
## MSANaples, FL                                2.777778e-01 2.116402e-11
## MSANashua, NH                                6.555556e+00 2.023816e-11
## MSANashville, TN                             3.605556e+01 1.774823e-11
## MSANassau-Suffolk, NY                        1.227778e+01 1.999112e-11
## MSANew Bedford, MA                          -1.111111e-01 2.119674e-11
## MSANew Haven-Meriden, CT                     1.683333e+01 1.991053e-11
## MSANew London-Norwich, CT-RI                 1.444444e+00 2.076748e-11
## MSANew Orleans, LA                          -1.295556e+02 4.392000e-14
## MSANewark, NJ                                2.211111e+01 1.903440e-11
## MSANewburgh, NY-PA                          -1.975130e-11 2.113258e-11
## MSANorfolk-Virginia Beach-Newport News, VA-  4.222222e+00 2.036858e-11
## MSAOakland, CA                               1.207778e+02 1.273992e-11
## MSAOcala, FL                                 2.222222e-01 2.083317e-11
## MSAOdessa-Midland, TX                        2.888889e+00 2.051830e-11
## MSAOklahoma City, OK                         6.722222e+00 2.015900e-11
## MSAOlympia, WA                               5.000000e-01 2.063937e-11
## MSAOmaha, NE-IA                              6.000000e+00 1.998480e-11
## MSAOrange County, CA                         7.683333e+01 1.633870e-11
## MSAOrlando, FL                               1.544444e+01 1.974912e-11
## MSAPanama City, FL                          -1.111111e-01 2.098203e-11
## MSAParkersburg-Marietta, WV-OH              -5.555556e-02 2.090243e-11
## MSAPensacola, FL                             5.000000e-01 2.081902e-11
## MSAPeoria-Pekin, IL                          3.888889e-01 2.074258e-11
## MSAPhiladelphia, PA-NJ                       1.009444e+02 3.475500e-13
## MSAPhoenix, AZ                               3.505556e+01 1.818891e-11
## MSAPine Bluff, AR                           -1.000000e+00 2.920000e-15
## MSAPittsburgh, PA                            5.366667e+01 1.757973e-11
## MSAPittsfield, MA                           -1.888889e+01 3.185000e-13
## MSAPocatello, ID                            -1.666667e-01 2.097038e-11
## MSAPonce, PR                                -1.666667e-01 2.094569e-11
## MSAPortland-Vancouver, OR-WA                 3.716667e+01 1.871585e-11
## MSAPortland, ME                              4.500000e+00 2.048837e-11
## MSAPortsmouth-Rochester, NH-ME               5.888889e+00 2.033400e-11
## MSAProvidence-Fall River-Warwick, RI-MA      1.161111e+01 2.004989e-11
## MSAProvo-Orem, UT                            1.572222e+01 2.013449e-11
## MSAPueblo, CO                                5.555556e-02 2.089144e-11
## MSAPunta Gorda, FL                          -2.222222e-01 2.097019e-11
## MSARacine, WI                                1.111111e-01 2.051727e-11
## MSARaleigh-Durham-Chapel Hill, NC            5.216667e+01 1.786712e-11
## MSAReading, PA                               1.111111e+00 2.061042e-11
## MSARedding, CA                              -1.666667e-01 2.069866e-11
## MSAReno, NV                                  3.333333e+00 2.047640e-11
## MSARichland-Kennewick-Pasco, WA              1.666667e-01 2.078928e-11
## MSARichmond-Petersburg, VA                   7.055556e+00 2.022956e-11
## MSARiverside-San Bernardino, CA              3.333333e+00 2.058931e-11
## MSARoanoke, VA                               1.000000e+00 2.056451e-11
## MSARochester, MN                             4.444444e-01 2.059263e-11
## MSARochester, NY                            -8.833333e+00 3.507000e-13
## MSARockford, IL                             -5.555556e-02 2.063639e-11
## MSARocky Mount, NC                          -2.022222e+01 3.464700e-13
## MSASacramento, CA                            8.111111e+00 2.004513e-11
## MSASaginaw-Bay City-Midland, MI              3.888889e-01 2.086038e-11
## MSASalem, OR                                -5.555556e-02 2.095179e-11
## MSASalinas, CA                               8.888889e-01 2.106565e-11
## MSASalt Lake City-Ogden, UT                  3.477778e+01 1.899250e-11
## MSASan Angelo, TX                           -1.666667e-01 2.096280e-11
## MSASan Antonio, TX                           7.222222e+00 2.048861e-11
## MSASan Diego, CA                             1.200556e+02 2.912800e-13
## MSASan Jose, CA                              3.746111e+02 1.662159e-11
## MSASan Juan, PR                              1.000000e+00 2.087982e-11
## MSASan Luis Obispo-Atascadero-Paso Robles,   1.444444e+00 2.080559e-11
## MSASanta Barbara-Santa Maria-Lompoc, CA      1.227778e+01 2.041531e-11
## MSASanta Cruz-Watsonville, CA                3.277778e+00 2.051992e-11
## MSASanta Fe, NM                              1.444444e+00 2.061178e-11
## MSASanta Rosa, CA                            8.833333e+00 2.001877e-11
## MSASarasota-Bradenton, FL                    2.944444e+00 2.019551e-11
## MSASavannah, GA                              1.111111e-01 2.060665e-11
## MSAScranton--Wilkes-Barre--Hazleton, PA      1.444444e+00 2.065920e-11
## MSASeattle-Bellevue-Everett, WA              1.207222e+02 1.708871e-11
## MSASharon, PA                                3.888889e-01 2.059435e-11
## MSASheboygan, WI                            -1.111111e-01 2.060958e-11
## MSASherman-Denison, TX                      -5.555556e-02 2.052428e-11
## MSAShreveport, LA                            1.444444e+00 2.059268e-11
## MSASioux City, IA-NE                        -1.666667e-01 2.080318e-11
## MSASioux Falls, SD                           1.500000e+00 2.067077e-11
## MSASouth Bend, IN                            8.888889e-01 2.082621e-11
## MSASpokane, WA                               2.666667e+00 2.071898e-11
## MSASpringfield, IL                          -1.666667e-01 2.079939e-11
## MSASpringfield, MA                           1.555556e+00 2.053416e-11
## MSASpringfield, MO                           8.333333e-01 2.078061e-11
## MSASt. Cloud, MN                             6.666667e-01 2.059544e-11
## MSASt. Joseph, MO                           -1.666667e-01 2.059037e-11
## MSASt. Louis, MO-IL                          2.522222e+01 1.976617e-11
## MSAStamford-Norwalk, CT                      2.133333e+01 2.000618e-11
## MSAState College, PA                         2.111111e+00 2.034065e-11
## MSASteubenville-Weirton, OH-WV              -5.555556e-02 2.076181e-11
## MSAStockton-Lodi, CA                         4.444444e-01 2.069720e-11
## MSASumter, SC                               -1.666667e-01 2.072907e-11
## MSASyracuse, NY                              6.666667e-01 2.069616e-11
## MSATacoma, WA                                7.777778e-01 2.039248e-11
## MSATallahassee, FL                           1.666667e-01 2.061064e-11
## MSAToledo, OH                                1.444444e+00 2.031527e-11
## MSATopeka, KS                                2.222222e-01 2.055952e-11
## MSATrenton, NJ                               1.161111e+01 2.023969e-11
## MSATucson, AZ                                2.055556e+00 3.586600e-13
## MSATyler, TX                                 2.777778e-01 2.035072e-11
## MSAUnknown                                   7.044444e+01 1.969259e-11
## MSAUtica-Rome, NY                            5.555556e-02 2.060262e-11
## MSAVallejo-Fairfield-Napa, CA                2.777778e+00 2.062921e-11
## MSAVentura, CA                               7.222222e+00 2.058570e-11
## MSAVisalia-Tulare-Porterville, CA            5.000000e-01 2.069832e-11
## MSAWaco, TX                                  2.777778e-01 2.054072e-11
## MSAWaterbury, CT                             1.388889e+00 2.085472e-11
## MSAWaterloo-Cedar Falls, IA                 -2.222222e-01 2.070606e-11
## MSAWausau, WI                               -5.555556e-02 2.058127e-11
## MSAWest Palm Beach-Boca Raton, FL            1.577778e+01 2.028600e-11
## MSAWheeling, WV-OH                          -2.222222e-01 2.061485e-11
## MSAWichita Falls, TX                        -2.222222e-01 2.068326e-11
## MSAWilliamsport, PA                         -1.927700e-11 2.062521e-11
## MSAWilmington-Newark, DE-MD                  7.944444e+00 2.029470e-11
## MSAWilmington, NC                            1.222222e+00 2.031257e-11
## MSAWorcester, MA-CT                          7.222222e+00 2.030508e-11
## MSAYakima, WA                                2.222222e-01 2.032013e-11
## MSAYolo, CA                                  1.833333e+00 2.036225e-11
## MSAYork, PA                                  1.111111e-01 2.039953e-11
## MSAYuma, AZ                                 -2.222222e-01 2.063956e-11
##                                                   t value  Pr(>|t|)    
## MSAAkron, OH                                 2.809781e+11 < 2.2e-16 ***
## MSAAlbany-Schenectady-Troy, NY               2.901845e+11 < 2.2e-16 ***
## MSAAlbany, GA                                5.022424e+09 < 2.2e-16 ***
## MSAAlbuquerque, NM                          -2.847552e+14 < 2.2e-16 ***
## MSAAlexandria, LA                           -4.986210e+09 < 2.2e-16 ***
## MSAAllentown-Bethlehem-Easton, PA            2.887667e+11 < 2.2e-16 ***
## MSAAltoona, PA                               3.316635e+10 < 2.2e-16 ***
## MSAAmarillo, TX                             -5.020893e+09 < 2.2e-16 ***
## MSAAnchorage, AK                            -5.016589e+09 < 2.2e-16 ***
## MSAAnn Arbor, MI                             9.238698e+11 < 2.2e-16 ***
## MSAAnniston, AL                             -7.534646e+09 < 2.2e-16 ***
## MSAAppleton-Oshkosh-Neenah, WI               3.790285e+10 < 2.2e-16 ***
## MSAAsheville, NC                             4.103742e+10 < 2.2e-16 ***
## MSAAthens, GA                                3.566142e+10 < 2.2e-16 ***
## MSAAtlanta, GA                               1.702103e+13 < 2.2e-16 ***
## MSAAtlantic-Cape May, NJ                    -9.346470e-01   0.36840    
## MSAAuburn-Opelika, AL                        1.021487e+10 < 2.2e-16 ***
## MSAAugusta-Aiken, GA-SC                      5.009956e+09 < 2.2e-16 ***
## MSAAustin-San Marcos, TX                     3.228158e+13 < 2.2e-16 ***
## MSABakersfield, CA                           3.106530e+10 < 2.2e-16 ***
## MSABaltimore, MD                             2.847151e+12 < 2.2e-16 ***
## MSABangor, ME                                2.586318e+10 < 2.2e-16 ***
## MSABarnstable-Yarmouth, MA                   2.048623e+10 < 2.2e-16 ***
## MSABaton Rouge, LA                           9.595214e+10 < 2.2e-16 ***
## MSABeaumont-Port Arthur, TX                 -5.046459e+09 < 2.2e-16 ***
## MSABellingham, WA                            1.275845e+10 < 2.2e-16 ***
## MSABenton Harbor, MI                        -5.022621e+09 < 2.2e-16 ***
## MSABergen-Passaic, NJ                        8.417870e+11 < 2.2e-16 ***
## MSABillings, MT                             -9.346440e-01   0.36840    
## MSABiloxi-Gulfport-Pascagoula, MS           -5.083756e+09 < 2.2e-16 ***
## MSABinghamton, NY                           -9.346450e-01   0.36840    
## MSABirmingham, AL                            3.805108e+11 < 2.2e-16 ***
## MSABismarck, ND                              7.638543e+09 < 2.2e-16 ***
## MSABloomington-Normal, IL                   -2.538760e+09 < 2.2e-16 ***
## MSABoise City, ID                            1.899899e+11 < 2.2e-16 ***
## MSABoulder-Longmont, CO                      2.945941e+12 < 2.2e-16 ***
## MSABrazoria, TX                             -9.346460e-01   0.36840    
## MSABremerton, WA                             1.025430e+10 < 2.2e-16 ***
## MSABridgeport, CT                            3.628760e+11 < 2.2e-16 ***
## MSABrockton, MA                              7.116606e+10 < 2.2e-16 ***
## MSABrownsville-Harlingen-San Benito, TX     -7.590073e+09 < 2.2e-16 ***
## MSABryan-College Station, TX                 3.625834e+10 < 2.2e-16 ***
## MSABuffalo-Niagara Falls, NY                 2.082386e+14 < 2.2e-16 ***
## MSABurlington, VT                            2.239449e+11 < 2.2e-16 ***
## MSACaguas, PR                               -7.605210e+09 < 2.2e-16 ***
## MSACanton-Massillon, OH                      6.253044e+10 < 2.2e-16 ***
## MSACasper, WY                               -7.706779e+09 < 2.2e-16 ***
## MSACedar Rapids, IA                          2.840409e+10 < 2.2e-16 ***
## MSAChampaign-Urbana, IL                      1.942881e+11 < 2.2e-16 ***
## MSACharleston, SC                            1.578276e+11 < 2.2e-16 ***
## MSACharleston, WV                           -5.457461e+13 < 2.2e-16 ***
## MSACharlotte-Gastonia-Rock Hill, NC-SC       9.791402e+11 < 2.2e-16 ***
## MSACharlottesville, VA                       2.516142e+11 < 2.2e-16 ***
## MSAChattanooga, TN-GA                        1.699221e+11 < 2.2e-16 ***
## MSACheyenne, WY                             -5.084640e+09 < 2.2e-16 ***
## MSAChicago, IL                               2.873947e+13 < 2.2e-16 ***
## MSAChico-Paradise, CA                        1.785989e+10 < 2.2e-16 ***
## MSAClarksville-Hopkinsville, TN-KY          -1.024340e+10 < 2.2e-16 ***
## MSACleveland-Lorain-Elyria, OH               1.576625e+12 < 2.2e-16 ***
## MSAColorado Springs, CO                      1.163641e+11 < 2.2e-16 ***
## MSAColumbia, MO                              1.556473e+10 < 2.2e-16 ***
## MSAColumbia, SC                              4.949708e+10 < 2.2e-16 ***
## MSAColumbus, GA-AL                           3.369271e+10 < 2.2e-16 ***
## MSAColumbus, OH                              1.101068e+12 < 2.2e-16 ***
## MSACorpus Christi, TX                        1.796808e+10 < 2.2e-16 ***
## MSACorvallis, OR                             1.281773e+10 < 2.2e-16 ***
## MSADallas, TX                                8.358962e+12 < 2.2e-16 ***
## MSADanbury, CT                               1.070090e+11 < 2.2e-16 ***
## MSADanville, VA                             -7.642980e+09 < 2.2e-16 ***
## MSADavenport-Moline-Rock Island, IA-IL      -9.346420e-01   0.36840    
## MSADayton-Springfield, OH                    6.948957e+10 < 2.2e-16 ***
## MSADaytona Beach, FL                        -3.434932e+14 < 2.2e-16 ***
## MSADecatur, IL                              -1.033940e+10 < 2.2e-16 ***
## MSADenver, CO                                1.208733e+14 < 2.2e-16 ***
## MSADes Moines, IA                            1.009036e+11 < 2.2e-16 ***
## MSADetroit, MI                               1.579503e+12 < 2.2e-16 ***
## MSADothan, AL                               -1.026679e+10 < 2.2e-16 ***
## MSADover, DE                                 2.599096e+10 < 2.2e-16 ***
## MSADubuque, IA                              -2.600409e+09 < 2.2e-16 ***
## MSADuluth-Superior, MN-WI                    1.832857e+10 < 2.2e-16 ***
## MSADutchess County, NY                       7.828761e+09 < 2.2e-16 ***
## MSAEau Claire, WI                            1.024709e+10 < 2.2e-16 ***
## MSAEl Paso, TX                              -5.162294e+09 < 2.2e-16 ***
## MSAElkhart-Goshen, IN                        3.153886e+10 < 2.2e-16 ***
## MSAElmira, NY                               -1.032753e+10 < 2.2e-16 ***
## MSAErie, PA                                  3.897929e+10 < 2.2e-16 ***
## MSAEugene-Springfield, OR                    3.628750e+10 < 2.2e-16 ***
## MSAEvansville-Henderson, IN-KY               2.908347e+10 < 2.2e-16 ***
## MSAFargo-Moorhead, ND-MN                     2.873911e+10 < 2.2e-16 ***
## MSAFayetteville-Springdale-Rogers, AR        9.414590e-01   0.36504    
## MSAFayetteville, NC                         -1.039547e+10 < 2.2e-16 ***
## MSAFitchburg-Leominster, MA                  2.626992e+09 < 2.2e-16 ***
## MSAFlagstaff, AZ-UT                          2.581074e+09 < 2.2e-16 ***
## MSAFlint, MI                                 1.034134e+10 < 2.2e-16 ***
## MSAFlorence, AL                             -5.254614e+09 < 2.2e-16 ***
## MSAFlorence, SC                             -1.025598e+10 < 2.2e-16 ***
## MSAFort Collins-Loveland, CO                 1.325046e+11 < 2.2e-16 ***
## MSAFort Lauderdale, FL                       8.241676e+11 < 2.2e-16 ***
## MSAFort Myers-Cape Coral, FL                 3.986505e+10 < 2.2e-16 ***
## MSAFort Pierce-Port St. Lucie, FL            3.999224e+10 < 2.2e-16 ***
## MSAFort Smith, AR-OK                        -5.163209e+09 < 2.2e-16 ***
## MSAFort Walton Beach, FL                     5.252985e+09 < 2.2e-16 ***
## MSAFort Wayne, IN                           -1.165279e+15 < 2.2e-16 ***
## MSAFort Worth-Arlington, TX                  5.665031e+11 < 2.2e-16 ***
## MSAFresno, CA                                3.953803e+10 < 2.2e-16 ***
## MSAGadsden, AL                              -1.037794e+10 < 2.2e-16 ***
## MSAGainesville, FL                           1.229903e+11 < 2.2e-16 ***
## MSAGalveston-Texas City, TX                  1.061544e+10 < 2.2e-16 ***
## MSAGary, IN                                  2.363786e+10 < 2.2e-16 ***
## MSAGlens Falls, NY                          -7.797904e+09 < 2.2e-16 ***
## MSAGoldsboro, NC                            -7.802071e+09 < 2.2e-16 ***
## MSAGrand Forks, ND-MN                       -9.346420e-01   0.36840    
## MSAGrand Junction, CO                       -2.606201e+09 < 2.2e-16 ***
## MSAGrand Rapids-Muskegon-Holland, MI         2.810946e+11 < 2.2e-16 ***
## MSAGreat Falls, MT                          -5.179215e+09 < 2.2e-16 ***
## MSAGreeley, CO                              -5.204110e+09 < 2.2e-16 ***
## MSAGreen Bay, WI                             7.820385e+09 < 2.2e-16 ***
## MSAGreensboro--Winston Salem--High Point, N  2.134401e+11 < 2.2e-16 ***
## MSAGreenville-Spartanburg-Anderson, SC       2.858984e+11 < 2.2e-16 ***
## MSAHagerstown, MD                            2.630304e+09 < 2.2e-16 ***
## MSAHamilton-Middletown, OH                   5.290539e+10 < 2.2e-16 ***
## MSAHarrisburg-Lebanon-Carlisle, PA           1.560342e+11 < 2.2e-16 ***
## MSAHartford, CT                              7.140519e+11 < 2.2e-16 ***
## MSAHickory-Morganton-Lenoir, NC              2.102388e+10 < 2.2e-16 ***
## MSAHonolulu, HI                              8.247857e+10 < 2.2e-16 ***
## MSAHouma, LA                                 7.840668e+09 < 2.2e-16 ***
## MSAHouston, TX                               4.887220e+12 < 2.2e-16 ***
## MSAHuntington-Ashland, WV-KY-OH             -2.609930e+09 < 2.2e-16 ***
## MSAHuntsville, AL                            1.367968e+11 < 2.2e-16 ***
## MSAIndianapolis, IN                          1.079095e+12 < 2.2e-16 ***
## MSAIowa City, IA                             4.765249e+10 < 2.2e-16 ***
## MSAJackson, MI                               7.908538e+09 < 2.2e-16 ***
## MSAJackson, MS                               8.075264e+10 < 2.2e-16 ***
## MSAJacksonville, FL                          4.617158e+11 < 2.2e-16 ***
## MSAJacksonville, NC                         -7.917581e+09 < 2.2e-16 ***
## MSAJamestown, NY                            -2.625870e+09 < 2.2e-16 ***
## MSAJanesville-Beloit, WI                     1.064057e+10 < 2.2e-16 ***
## MSAJersey City, NJ                           4.819141e+11 < 2.2e-16 ***
## MSAJohnson City-Kingsport-Bristol, TN-VA     4.543756e+10 < 2.2e-16 ***
## MSAJohnstown, PA                             2.145595e+10 < 2.2e-16 ***
## MSAJoplin, MO                               -7.474468e+15 < 2.2e-16 ***
## MSAKalamazoo-Battle Creek, MI                1.405611e+11 < 2.2e-16 ***
## MSAKankakee, IL                             -1.057597e+10 < 2.2e-16 ***
## MSAKansas City, MO-KS                        3.993027e+13 < 2.2e-16 ***
## MSAKenosha, WI                              -9.346400e-01   0.36840    
## MSAKilleen-Temple, TX                        7.913537e+09 < 2.2e-16 ***
## MSAKnoxville, TN                             1.647927e+11 < 2.2e-16 ***
## MSAKokomo, IN                               -1.058075e+10 < 2.2e-16 ***
## MSALa Crosse, WI-MN                         -5.306590e+09 < 2.2e-16 ***
## MSALafayette, IN                             5.651142e+10 < 2.2e-16 ***
## MSALafayette, LA                             6.143983e+10 < 2.2e-16 ***
## MSALake Charles, LA                         -7.921151e+09 < 2.2e-16 ***
## MSALakeland-Winter Haven, FL                 2.908338e+10 < 2.2e-16 ***
## MSALancaster, PA                             2.394326e+10 < 2.2e-16 ***
## MSALansing-East Lansing, MI                  7.495321e+10 < 2.2e-16 ***
## MSALas Cruces, NM                           -1.059993e+10 < 2.2e-16 ***
## MSALas Vegas, NV-AZ                          3.605669e+11 < 2.2e-16 ***
## MSALawrence, KS                              2.691930e+10 < 2.2e-16 ***
## MSALawrence, MA-NH                           5.981990e+11 < 2.2e-16 ***
## MSALewiston-Auburn, ME                      -2.669749e+09 < 2.2e-16 ***
## MSALima, OH                                  1.576965e+10 < 2.2e-16 ***
## MSALincoln, NE                               1.203920e+11 < 2.2e-16 ***
## MSALittle Rock-North Little Rock, AR         1.032868e+11 < 2.2e-16 ***
## MSALongview-Marshall, TX                     2.662160e+09 < 2.2e-16 ***
## MSALos Angeles-Long Beach, CA                1.717528e+14 < 2.2e-16 ***
## MSALouisville, KY-IN                         3.897205e+11 < 2.2e-16 ***
## MSALowell, MA-NH                             1.051539e+12 < 2.2e-16 ***
## MSALubbock, TX                              -2.644390e+09 < 2.2e-16 ***
## MSALynchburg, VA                             8.066373e+09 < 2.2e-16 ***
## MSAMacon, GA                                 5.261033e+09 < 2.2e-16 ***
## MSAMadison, WI                               6.654484e+11 < 2.2e-16 ***
## MSAManchester, NH                            2.149464e+11 < 2.2e-16 ***
## MSAMansfield, OH                            -1.060474e+10 < 2.2e-16 ***
## MSAMcAllen-Edinburg-Mission, TX              5.342252e+09 < 2.2e-16 ***
## MSAMedford-Ashland, OR                       1.867478e+10 < 2.2e-16 ***
## MSAMelbourne-Titusville-Palm Bay, FL         1.251363e+11 < 2.2e-16 ***
## MSAMemphis, TN-AR-MS                         3.315818e+11 < 2.2e-16 ***
## MSAMiami, FL                                 3.680103e+13 < 2.2e-16 ***
## MSAMiddlesex-Somerset-Hunterdon, NJ          1.518584e+12 < 2.2e-16 ***
## MSAMilwaukee-Waukesha, WI                    5.587060e+11 < 2.2e-16 ***
## MSAMinneapolis-St. Paul, MN-WI               3.447627e+12 < 2.2e-16 ***
## MSAMissoula, MT                              5.339562e+10 < 2.2e-16 ***
## MSAMobile, AL                                3.199035e+10 < 2.2e-16 ***
## MSAModesto, CA                               1.054747e+10 < 2.2e-16 ***
## MSAMonmouth-Ocean, NJ                        2.603090e+11 < 2.2e-16 ***
## MSAMonroe, LA                               -2.732684e+14 < 2.2e-16 ***
## MSAMontgomery, AL                            1.321998e+10 < 2.2e-16 ***
## MSAMuncie, IN                                2.663614e+09 < 2.2e-16 ***
## MSAMyrtle Beach, SC                         -5.288356e+09 < 2.2e-16 ***
## MSANaples, FL                                1.312500e+10 < 2.2e-16 ***
## MSANashua, NH                                3.239205e+11 < 2.2e-16 ***
## MSANashville, TN                             2.031502e+12 < 2.2e-16 ***
## MSANassau-Suffolk, NY                        6.141616e+11 < 2.2e-16 ***
## MSANew Bedford, MA                          -5.241896e+09 < 2.2e-16 ***
## MSANew Haven-Meriden, CT                     8.454487e+11 < 2.2e-16 ***
## MSANew London-Norwich, CT-RI                 6.955319e+10 < 2.2e-16 ***
## MSANew Orleans, LA                          -2.950065e+15 < 2.2e-16 ***
## MSANewark, NJ                                1.161640e+12 < 2.2e-16 ***
## MSANewburgh, NY-PA                          -9.346380e-01   0.36840    
## MSANorfolk-Virginia Beach-Newport News, VA-  2.072910e+11 < 2.2e-16 ***
## MSAOakland, CA                               9.480259e+12 < 2.2e-16 ***
## MSAOcala, FL                                 1.066675e+10 < 2.2e-16 ***
## MSAOdessa-Midland, TX                        1.407957e+11 < 2.2e-16 ***
## MSAOklahoma City, OK                         3.334601e+11 < 2.2e-16 ***
## MSAOlympia, WA                               2.422554e+10 < 2.2e-16 ***
## MSAOmaha, NE-IA                              3.002282e+11 < 2.2e-16 ***
## MSAOrange County, CA                         4.702536e+12 < 2.2e-16 ***
## MSAOrlando, FL                               7.820321e+11 < 2.2e-16 ***
## MSAPanama City, FL                          -5.295536e+09 < 2.2e-16 ***
## MSAParkersburg-Marietta, WV-OH              -2.657851e+09 < 2.2e-16 ***
## MSAPensacola, FL                             2.401650e+10 < 2.2e-16 ***
## MSAPeoria-Pekin, IL                          1.874834e+10 < 2.2e-16 ***
## MSAPhiladelphia, PA-NJ                       2.904448e+14 < 2.2e-16 ***
## MSAPhoenix, AZ                               1.927304e+12 < 2.2e-16 ***
## MSAPine Bluff, AR                           -3.421252e+14 < 2.2e-16 ***
## MSAPittsburgh, PA                            3.052759e+12 < 2.2e-16 ***
## MSAPittsfield, MA                           -5.930618e+13 < 2.2e-16 ***
## MSAPocatello, ID                            -7.947718e+09 < 2.2e-16 ***
## MSAPonce, PR                                -7.957087e+09 < 2.2e-16 ***
## MSAPortland-Vancouver, OR-WA                 1.985839e+12 < 2.2e-16 ***
## MSAPortland, ME                              2.196368e+11 < 2.2e-16 ***
## MSAPortsmouth-Rochester, NH-ME               2.896079e+11 < 2.2e-16 ***
## MSAProvidence-Fall River-Warwick, RI-MA      5.791108e+11 < 2.2e-16 ***
## MSAProvo-Orem, UT                            7.808601e+11 < 2.2e-16 ***
## MSAPueblo, CO                                2.659250e+09 < 2.2e-16 ***
## MSAPunta Gorda, FL                          -1.059705e+10 < 2.2e-16 ***
## MSARacine, WI                                5.415492e+09 < 2.2e-16 ***
## MSARaleigh-Durham-Chapel Hill, NC            2.919701e+12 < 2.2e-16 ***
## MSAReading, PA                               5.391016e+10 < 2.2e-16 ***
## MSARedding, CA                              -8.052051e+09 < 2.2e-16 ***
## MSAReno, NV                                  1.627890e+11 < 2.2e-16 ***
## MSARichland-Kennewick-Pasco, WA              8.016953e+09 < 2.2e-16 ***
## MSARichmond-Petersburg, VA                   3.487746e+11 < 2.2e-16 ***
## MSARiverside-San Bernardino, CA              1.618963e+11 < 2.2e-16 ***
## MSARoanoke, VA                               4.862746e+10 < 2.2e-16 ***
## MSARochester, MN                             2.158269e+10 < 2.2e-16 ***
## MSARochester, NY                            -2.518801e+13 < 2.2e-16 ***
## MSARockford, IL                             -2.692116e+09 < 2.2e-16 ***
## MSARocky Mount, NC                          -5.836590e+13 < 2.2e-16 ***
## MSASacramento, CA                            4.046425e+11 < 2.2e-16 ***
## MSASaginaw-Bay City-Midland, MI              1.864247e+10 < 2.2e-16 ***
## MSASalem, OR                                -2.651590e+09 < 2.2e-16 ***
## MSASalinas, CA                               4.219612e+10 < 2.2e-16 ***
## MSASalt Lake City-Ogden, UT                  1.831132e+12 < 2.2e-16 ***
## MSASan Angelo, TX                           -7.950590e+09 < 2.2e-16 ***
## MSASan Antonio, TX                           3.524994e+11 < 2.2e-16 ***
## MSASan Diego, CA                             4.121604e+14 < 2.2e-16 ***
## MSASan Jose, CA                              2.253762e+13 < 2.2e-16 ***
## MSASan Juan, PR                              4.789313e+10 < 2.2e-16 ***
## MSASan Luis Obispo-Atascadero-Paso Robles,   6.942579e+10 < 2.2e-16 ***
## MSASanta Barbara-Santa Maria-Lompoc, CA      6.014005e+11 < 2.2e-16 ***
## MSASanta Cruz-Watsonville, CA                1.597364e+11 < 2.2e-16 ***
## MSASanta Fe, NM                              7.007859e+10 < 2.2e-16 ***
## MSASanta Rosa, CA                            4.412527e+11 < 2.2e-16 ***
## MSASarasota-Bradenton, FL                    1.457970e+11 < 2.2e-16 ***
## MSASavannah, GA                              5.392002e+09 < 2.2e-16 ***
## MSAScranton--Wilkes-Barre--Hazleton, PA      6.991774e+10 < 2.2e-16 ***
## MSASeattle-Bellevue-Everett, WA              7.064442e+12 < 2.2e-16 ***
## MSASharon, PA                                1.888328e+10 < 2.2e-16 ***
## MSASheboygan, WI                            -5.391236e+09 < 2.2e-16 ***
## MSASherman-Denison, TX                      -2.706821e+09 < 2.2e-16 ***
## MSAShreveport, LA                            7.014360e+10 < 2.2e-16 ***
## MSASioux City, IA-NE                        -8.011596e+09 < 2.2e-16 ***
## MSASioux Falls, SD                           7.256623e+10 < 2.2e-16 ***
## MSASouth Bend, IN                            4.268127e+10 < 2.2e-16 ***
## MSASpokane, WA                               1.287064e+11 < 2.2e-16 ***
## MSASpringfield, IL                          -8.013057e+09 < 2.2e-16 ***
## MSASpringfield, MA                           7.575453e+10 < 2.2e-16 ***
## MSASpringfield, MO                           4.010149e+10 < 2.2e-16 ***
## MSASt. Cloud, MN                             3.236963e+10 < 2.2e-16 ***
## MSASt. Joseph, MO                           -8.094397e+09 < 2.2e-16 ***
## MSASt. Louis, MO-IL                          1.276030e+12 < 2.2e-16 ***
## MSAStamford-Norwalk, CT                      1.066337e+12 < 2.2e-16 ***
## MSAState College, PA                         1.037878e+11 < 2.2e-16 ***
## MSASteubenville-Weirton, OH-WV              -2.675853e+09 < 2.2e-16 ***
## MSAStockton-Lodi, CA                         2.147365e+10 < 2.2e-16 ***
## MSASumter, SC                               -8.040238e+09 < 2.2e-16 ***
## MSASyracuse, NY                              3.221209e+10 < 2.2e-16 ***
## MSATacoma, WA                                3.814043e+10 < 2.2e-16 ***
## MSATallahassee, FL                           8.086437e+09 < 2.2e-16 ***
## MSAToledo, OH                                7.110143e+10 < 2.2e-16 ***
## MSATopeka, KS                                1.080872e+10 < 2.2e-16 ***
## MSATrenton, NJ                               5.736804e+11 < 2.2e-16 ***
## MSATucson, AZ                                5.731187e+12 < 2.2e-16 ***
## MSATyler, TX                                 1.364953e+10 < 2.2e-16 ***
## MSAUnknown                                   3.577206e+12 < 2.2e-16 ***
## MSAUtica-Rome, NY                            2.696529e+09 < 2.2e-16 ***
## MSAVallejo-Fairfield-Napa, CA                1.346527e+11 < 2.2e-16 ***
## MSAVentura, CA                               3.508368e+11 < 2.2e-16 ***
## MSAVisalia-Tulare-Porterville, CA            2.415655e+10 < 2.2e-16 ***
## MSAWaco, TX                                  1.352327e+10 < 2.2e-16 ***
## MSAWaterbury, CT                             6.659828e+10 < 2.2e-16 ***
## MSAWaterloo-Cedar Falls, IA                 -1.073223e+10 < 2.2e-16 ***
## MSAWausau, WI                               -2.699326e+09 < 2.2e-16 ***
## MSAWest Palm Beach-Boca Raton, FL            7.777668e+11 < 2.2e-16 ***
## MSAWheeling, WV-OH                          -1.077971e+10 < 2.2e-16 ***
## MSAWichita Falls, TX                        -1.074406e+10 < 2.2e-16 ***
## MSAWilliamsport, PA                         -9.346340e-01   0.36840    
## MSAWilmington-Newark, DE-MD                  3.914542e+11 < 2.2e-16 ***
## MSAWilmington, NC                            6.017074e+10 < 2.2e-16 ***
## MSAWorcester, MA-CT                          3.556855e+11 < 2.2e-16 ***
## MSAYakima, WA                                1.093606e+10 < 2.2e-16 ***
## MSAYolo, CA                                  9.003591e+10 < 2.2e-16 ***
## MSAYork, PA                                  5.446749e+09 < 2.2e-16 ***
## MSAYuma, AZ                                 -1.076681e+10 < 2.2e-16 ***
## ... 12 variables were removed because of collinearity (MSABloomington, IN, MSABoston, MA-NH and 10 others [full set in $collin.var])
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 15.6     Adj. R2: 0.906039
##              Within R2: 0.861849
#fixef(est_comb)[[1]]

TWFE

# "Naive" TWFE DiD (note that the time to treatment for the never treated is -1000)
# (by using ref = c(-1, -1000) we exclude the period just before the treatment and 
# the never treated)

res_twfe = feols(num_comp_per_aggreg ~  i(years_to_treat, ref = c(-1, -1000)) | MSA + year, news_MSA_VC) #Why we need to exclude the period just before?
summary(res_twfe, vcov = "twoway")
## OLS estimation, Dep. Var.: num_comp_per_aggreg
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA & year) 
##                      Estimate Std. Error   t value  Pr(>|t|)    
## years_to_treat::-17  -9.60820    6.33965 -1.515571 0.1480008    
## years_to_treat::-16  -9.19186    6.24439 -1.472018 0.1592872    
## years_to_treat::-15 -10.04152    6.22240 -1.613768 0.1249848    
## years_to_treat::-14 -22.19039   16.48499 -1.346097 0.1959483    
## years_to_treat::-13 -13.92507   10.15207 -1.371648 0.1880062    
## years_to_treat::-12 -14.87090    8.01287 -1.855877 0.0808918 .  
## years_to_treat::-11 -15.23408    6.70957 -2.270502 0.0364683 *  
## years_to_treat::-10 -14.28985    6.16180 -2.319103 0.0330987 *  
## years_to_treat::-9  -23.04617   15.28767 -1.507501 0.1500404    
## years_to_treat::-8  -22.23966   16.50957 -1.347077 0.1956386    
## years_to_treat::-7  -16.20553   13.12496 -1.234710 0.2337332    
## years_to_treat::-6  -14.60651    7.70231 -1.896379 0.0750363 .  
## years_to_treat::-5  -12.93607    6.24102 -2.072752 0.0537131 .  
## years_to_treat::-4   -8.04228    2.94650 -2.729434 0.0142696 *  
## years_to_treat::-3   -5.75757    1.88544 -3.053707 0.0071821 ** 
## years_to_treat::-2   -3.63285    3.95060 -0.919567 0.3706636    
## years_to_treat::0     3.41309    4.96342  0.687648 0.5009498    
## years_to_treat::1     4.94744    3.68913  1.341089 0.1975360    
## years_to_treat::2     9.45358    7.84808  1.204572 0.2448714    
## years_to_treat::3    18.27152   10.25864  1.781087 0.0927730 .  
## years_to_treat::4    14.81127    9.97199  1.485287 0.1557756    
## years_to_treat::5    23.50251   11.96857  1.963685 0.0661365 .  
## years_to_treat::6    25.28526   15.28005  1.654790 0.1163103    
## years_to_treat::7    39.71592   21.01399  1.889975 0.0759364 .  
## years_to_treat::8    52.89851   32.01456  1.652327 0.1168162    
## years_to_treat::9    36.28941   21.59068  1.680791 0.1110831    
## years_to_treat::10   38.10867   24.90849  1.529947 0.1444246    
## years_to_treat::11   67.30879   43.10452  1.561525 0.1368222    
## years_to_treat::12   21.44396   12.64416  1.695958 0.1081282    
## years_to_treat::13   22.31305   13.51268  1.651267 0.1170344    
## years_to_treat::14   47.57515   14.87133  3.199118 0.0052575 ** 
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 14.5     Adj. R2: 0.918476
##              Within R2: 0.110821

Staggered difference-in-differences (Sun and Abraham, 2020)

# To implement the Sun and Abraham (2020) method,
# we use the sunab(cohort, period) function
res_sa20 = feols(num_comp_per_aggreg ~  sunab(year_treated, year) | MSA + year, cluster = ~MSA, news_MSA_VC)
summary(res_sa20, vcov = "twoway")
## Variance contained negative values in the diagonal and was 'fixed' (a la Cameron, Gelbach & Miller 2011).
## OLS estimation, Dep. Var.: num_comp_per_aggreg
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA & year) 
##             Estimate Std. Error    t value   Pr(>|t|)    
## year::-17   3.953380   0.715671   5.524021 3.7177e-05 ***
## year::-16   4.362471   0.746287   5.845569 1.9471e-05 ***
## year::-15   2.463636   0.761811   3.233922 4.8780e-03 ** 
## year::-14 -13.588578   0.624472 -21.760104 7.5083e-14 ***
## year::-13  -6.030769   0.646389  -9.329936 4.2369e-08 ***
## year::-12  -7.900233   4.058821  -1.946435 6.8322e-02 .  
## year::-11  -8.134732   4.261707  -1.908797 7.3318e-02 .  
## year::-10  -8.630342   3.806990  -2.266973 3.6725e-02 *  
## year::-9  -16.483741   9.491205  -1.736738 1.0052e-01    
## year::-8  -15.539685   9.714478  -1.599642 1.2810e-01    
## year::-7  -14.189231   6.996831  -2.027951 5.8535e-02 .  
## year::-6  -11.963911   6.153481  -1.944251 6.8604e-02 .  
## year::-5  -10.928261   5.289891  -2.065876 5.4429e-02 .  
## year::-4   -6.597319   3.461155  -1.906104 7.3688e-02 .  
## year::-3   -5.914008   3.074287  -1.923700 7.1302e-02 .  
## year::-2   -3.713942   2.791124  -1.330626 2.0089e-01    
## year::0     3.251420   2.926030   1.111205 2.8195e-01    
## year::1     3.233422   2.824176   1.144908 2.6811e-01    
## year::2     7.774536   4.361832   1.782401 9.2552e-02 .  
## year::3    15.679617   6.765233   2.317676 3.3193e-02 *  
## year::4    12.502421   7.263887   1.721175 1.0337e-01    
## year::5    19.461221   9.046225   2.151308 4.6122e-02 *  
## year::6    18.468943  10.934409   1.689066 1.0946e-01    
## year::7    32.862814  15.158840   2.167898 4.4651e-02 *  
## year::8    44.659341  22.818769   1.957132 6.6959e-02 .  
## year::9    24.884324  18.484787   1.346206 1.9591e-01    
## year::10   26.978147  20.147763   1.339014 1.9820e-01    
## year::11   60.075924  42.771958   1.404563 1.7816e-01    
## year::12    1.585664   1.713715   0.925279 3.6777e-01    
## year::13    0.715618   2.495736   0.286736 7.7778e-01    
## year::14   25.503497  14.224807   1.792889 9.0802e-02 .  
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 12.1     Adj. R2: 0.940885
##              Within R2: 0.376054

Plot

# Plot the two TWFE results
iplot(list(res_twfe, res_sa20), sep = 0.5)

summary(res_sa20, agg = "att")
## OLS estimation, Dep. Var.: num_comp_per_aggreg
## Observations: 5,724 
## Fixed-effects: MSA: 318,  year: 18
## Standard-errors: Clustered (MSA) 
##     Estimate Std. Error t value Pr(>|t|)    
## ATT  16.6011    8.42515 1.97042  0.04966 *  
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## RMSE: 12.1     Adj. R2: 0.940885
##              Within R2: 0.376054
# Full disaggregation (you could have used summary instead of etable)
#head(etable(res_sa20, agg = FALSE), 20)

Additional tests

Diff in Diff all groups mean_total_investors

This is the number of investors divided by investment rounds. Not so significant I(post * treated) -1.6802e-01 8.6785e-02 -1.9360 0.0529157 . (we have the results if needed)

Diff in Diff all groups Log VC SUM

In this first analysis we are looking at total investments made by VCs, however the results seems to be not significant. (we have the results if needed)