Results

etable(reg_old, reg_30, reg_40, reg_50)
##                                          reg_old                 reg_30
## Dependent Var.:                     log(BIRTHWT)           log(BIRTHWT)
##                                                                        
## treated                       -0.007945 (0.0108)     0.01205 (0.007599)
## factor(EDUCLVL)1             0.01084* (0.004967)     0.00867 (0.006085)
## factor(EDUCLVL)2           0.01933*** (0.004188)  0.02005*** (0.005314)
## factor(EDUCLVL)3           0.04667*** (0.005924)   0.0461*** (0.006841)
## factor(EDUCLVL)8              0.06968. (0.03972)      0.06085 (0.05862)
## factor(KIDSEX)2           -0.02483*** (0.002501) -0.02456*** (0.002879)
## factor(KIDTWIN)21           -0.2947*** (0.01872)   -0.2764*** (0.01957)
## factor(KIDTWIN)22           -0.3325*** (0.03054)    -0.3098*** (0.0276)
## factor(KIDTWIN)23             -1.187*** (0.2101)   -0.4533*** (0.01813)
## factor(KIDBORD)2           0.02003*** (0.003638)  0.01864*** (0.004242)
## factor(KIDBORD)3           0.02411*** (0.004552)  0.02508*** (0.005874)
## factor(KIDBORD)4           0.03717*** (0.007074)     0.0292** (0.01007)
## factor(KIDBORD)5            0.04383*** (0.01022)   0.04795*** (0.01403)
## factor(KIDBORD)6             0.04789*** (0.0121)    0.05071** (0.01704)
## factor(KIDBORD)7              0.05049. (0.02609)      0.02249 (0.04493)
## factor(KIDBORD)8               0.05416 (0.03924)      0.01816 (0.04381)
## factor(KIDBORD)9               0.05976 (0.03849)     0.09518. (0.05648)
## factor(KIDBORD)10              -0.02853 (0.1107)      -0.1035 (0.09143)
## factor(KIDBORD)11               0.04233 (0.0572)     -0.02454 (0.01777)
## factor(KIDBORD)12              -0.02889 (0.1144)      0.1541* (0.05982)
## factor(KIDBORD)13             -0.1929* (0.07715)   -0.2618*** (0.01386)
## factor(KIDBORD)14            0.1048*** (0.01559)    0.1049*** (0.01981)
## factor(KIDBORD)15            0.1741*** (0.01618)     0.1836*** (0.0198)
## factor(RELIGION)1000          -0.01829 (0.07847)     -0.06021 (0.07953)
## factor(RELIGION)2000          -0.02251 (0.07785)     -0.06539 (0.07813)
## factor(RELIGION)3000          -0.02303 (0.07938)     -0.08801 (0.07986)
## factor(RELIGION)4000          -0.03217 (0.07848)      -0.07343 (0.0794)
## factor(RELIGION)6402           -0.2369* (0.1194)      -0.2624* (0.1212)
## factor(RELIGION)7200            -0.1439 (0.1205)       -0.2173 (0.1485)
## factor(RELIGION)7300            0.0567 (0.07912)      0.01222 (0.07978)
## factor(RELIGION)7400          -0.04679 (0.09374)       -0.1888 (0.1552)
## factor(RELIGION)9000          -0.05836 (0.07972)      -0.1046 (0.08105)
## factor(RELIGION)9998          -0.02328 (0.08808)     -0.04849 (0.08901)
## factor(URBAN)2               0.004434 (0.004149)   0.0009229 (0.005262)
## WEALTHS                    0.02047*** (0.002426)  0.01962*** (0.002585)
## mean_children                -0.008331 (0.02223)     -0.02599 (0.02214)
## literacy                     -0.007245 (0.07775)     -0.07325 (0.08822)
## mean_wealth                   -0.02136 (0.02772)    -0.006693 (0.03213)
## urban_per                    -0.003276 (0.03789)     -0.01674 (0.04301)
## Fixed-Effects:            ---------------------- ----------------------
## district_name                                Yes                    Yes
## bday_mo                                      Yes                    Yes
## GEO_IA1992_2015^bday_year                    Yes                    Yes
## _________________________ ______________________ ______________________
## S.E.: Clustered                by: district_name      by: district_name
## Observations                              50,227                 32,294
## R2                                      0.083138               0.083111
## Within R2                               0.048562               0.042423
##                                           reg_40                 reg_50
## Dependent Var.:                     log(BIRTHWT)           log(BIRTHWT)
##                                                                        
## treated                       0.01463* (0.00719)    0.005757 (0.008373)
## factor(EDUCLVL)1             0.008698 (0.006084)     0.00868 (0.006094)
## factor(EDUCLVL)2           0.02012*** (0.005312)  0.02009*** (0.005318)
## factor(EDUCLVL)3            0.0462*** (0.006824)  0.04612*** (0.006838)
## factor(EDUCLVL)8               0.06068 (0.05865)      0.06113 (0.05863)
## factor(KIDSEX)2           -0.02456*** (0.002877) -0.02456*** (0.002884)
## factor(KIDTWIN)21           -0.2763*** (0.01949)   -0.2762*** (0.01955)
## factor(KIDTWIN)22           -0.3096*** (0.02748)   -0.3096*** (0.02754)
## factor(KIDTWIN)23           -0.4534*** (0.01813)   -0.4533*** (0.01812)
## factor(KIDBORD)2           0.01857*** (0.004242)   0.0186*** (0.004247)
## factor(KIDBORD)3           0.02508*** (0.005873)  0.02509*** (0.005869)
## factor(KIDBORD)4             0.02918** (0.01006)    0.02922** (0.01007)
## factor(KIDBORD)5            0.04795*** (0.01402)   0.04797*** (0.01402)
## factor(KIDBORD)6             0.05074** (0.01707)    0.05066** (0.01704)
## factor(KIDBORD)7               0.02219 (0.04491)      0.02237 (0.04493)
## factor(KIDBORD)8               0.01809 (0.04379)       0.01827 (0.0438)
## factor(KIDBORD)9              0.09521. (0.05654)      0.09518. (0.0564)
## factor(KIDBORD)10              -0.1035 (0.09149)       -0.1034 (0.0915)
## factor(KIDBORD)11             -0.02492 (0.01796)     -0.02469 (0.01788)
## factor(KIDBORD)12              0.1543* (0.05987)       0.154* (0.05987)
## factor(KIDBORD)13           -0.2618*** (0.01386)   -0.2618*** (0.01389)
## factor(KIDBORD)14             0.1051*** (0.0198)      0.105*** (0.0198)
## factor(KIDBORD)15            0.1836*** (0.01979)    0.1836*** (0.01982)
## factor(RELIGION)1000          -0.06026 (0.07954)     -0.06036 (0.07952)
## factor(RELIGION)2000          -0.06524 (0.07811)     -0.06544 (0.07812)
## factor(RELIGION)3000          -0.08807 (0.07986)     -0.08817 (0.07985)
## factor(RELIGION)4000          -0.07352 (0.07941)     -0.07358 (0.07939)
## factor(RELIGION)6402           -0.2629* (0.1211)      -0.2618* (0.1214)
## factor(RELIGION)7200            -0.2174 (0.1485)       -0.2176 (0.1485)
## factor(RELIGION)7300           0.002155 (0.0802)     0.008022 (0.08051)
## factor(RELIGION)7400            -0.1887 (0.1553)       -0.1893 (0.1551)
## factor(RELIGION)9000           -0.1046 (0.08106)      -0.1048 (0.08105)
## factor(RELIGION)9998           -0.04762 (0.0889)     -0.04836 (0.08888)
## factor(URBAN)2              0.0009612 (0.005261)   0.0009567 (0.005269)
## WEALTHS                     0.0196*** (0.002587)  0.01963*** (0.002588)
## mean_children                 -0.02627 (0.02213)     -0.02623 (0.02211)
## literacy                      -0.07231 (0.08835)     -0.07482 (0.08806)
## mean_wealth                  -0.007041 (0.03216)    -0.006498 (0.03214)
## urban_per                     -0.01697 (0.04302)     -0.01613 (0.04303)
## Fixed-Effects:            ---------------------- ----------------------
## district_name                                Yes                    Yes
## bday_mo                                      Yes                    Yes
## GEO_IA1992_2015^bday_year                    Yes                    Yes
## _________________________ ______________________ ______________________
## S.E.: Clustered                by: district_name      by: district_name
## Observations                              32,293                 32,293
## R2                                      0.083158               0.083084
## Within R2                               0.042471               0.042394

Urban Interaction

etable(urb_old, urb_30, urb_40, urb_50)
##                                          urb_old                 urb_30
## Dependent Var.:                     log(BIRTHWT)           log(BIRTHWT)
##                                                                        
## treated                       -0.01168 (0.01508)     -0.01276 (0.01512)
## factor(EDUCLVL)1             0.01084* (0.004967)    0.008692 (0.006081)
## factor(EDUCLVL)2           0.01933*** (0.004189)  0.02012*** (0.005311)
## factor(EDUCLVL)3           0.04668*** (0.005929)  0.04618*** (0.006838)
## factor(EDUCLVL)8              0.06969. (0.03972)      0.06055 (0.05842)
## factor(KIDSEX)2           -0.02483*** (0.002501) -0.02461*** (0.002882)
## factor(KIDTWIN)21           -0.2946*** (0.01873)   -0.2762*** (0.01962)
## factor(KIDTWIN)22           -0.3325*** (0.03054)   -0.3096*** (0.02759)
## factor(KIDTWIN)23             -1.187*** (0.2101)   -0.4534*** (0.01813)
## factor(KIDBORD)2           0.02003*** (0.003638)  0.01861*** (0.004257)
## factor(KIDBORD)3           0.02411*** (0.004553)  0.02508*** (0.005875)
## factor(KIDBORD)4           0.03717*** (0.007078)    0.02922** (0.01008)
## factor(KIDBORD)5            0.04384*** (0.01022)    0.0479*** (0.01402)
## factor(KIDBORD)6              0.0479*** (0.0121)     0.0507** (0.01704)
## factor(KIDBORD)7              0.05048. (0.02609)      0.02243 (0.04493)
## factor(KIDBORD)8               0.05418 (0.03925)      0.01839 (0.04383)
## factor(KIDBORD)9               0.05975 (0.03849)     0.09599. (0.05658)
## factor(KIDBORD)10              -0.02853 (0.1107)      -0.1035 (0.09139)
## factor(KIDBORD)11               0.04233 (0.0572)     -0.02419 (0.01758)
## factor(KIDBORD)12              -0.02889 (0.1144)      0.1543* (0.05981)
## factor(KIDBORD)13             -0.1929* (0.07716)    -0.262*** (0.01387)
## factor(KIDBORD)14             0.1049*** (0.0156)     0.105*** (0.01982)
## factor(KIDBORD)15            0.1741*** (0.01618)    0.1835*** (0.01981)
## factor(RELIGION)1000          -0.01828 (0.07847)     -0.06012 (0.07955)
## factor(RELIGION)2000          -0.02251 (0.07785)     -0.06543 (0.07816)
## factor(RELIGION)3000          -0.02302 (0.07939)     -0.08794 (0.07989)
## factor(RELIGION)4000          -0.03216 (0.07848)     -0.07331 (0.07942)
## factor(RELIGION)6402           -0.2366* (0.1194)      -0.2605* (0.1215)
## factor(RELIGION)7200            -0.1439 (0.1205)       -0.2173 (0.1485)
## factor(RELIGION)7300           0.05671 (0.07912)       0.01222 (0.0798)
## factor(RELIGION)7400          -0.04678 (0.09375)       -0.1889 (0.1552)
## factor(RELIGION)9000          -0.05835 (0.07973)      -0.1044 (0.08107)
## factor(RELIGION)9998          -0.02329 (0.08808)     -0.04817 (0.08898)
## factor(URBAN)2               0.004434 (0.004149)    0.000878 (0.005263)
## WEALTHS                    0.02047*** (0.002426)   0.0196*** (0.002583)
## mean_children                -0.008311 (0.02222)     -0.02513 (0.02202)
## literacy                     -0.007349 (0.07785)     -0.07024 (0.08768)
## mean_wealth                   -0.02131 (0.02777)    -0.007991 (0.03186)
## urban_per                    -0.003386 (0.03799)     -0.01754 (0.04303)
## treated x urban_per            0.01142 (0.03965)     0.05155* (0.02399)
## Fixed-Effects:            ---------------------- ----------------------
## district_name                                Yes                    Yes
## bday_mo                                      Yes                    Yes
## GEO_IA1992_2015^bday_year                    Yes                    Yes
## _________________________ ______________________ ______________________
## S.E.: Clustered                by: district_name      by: district_name
## Observations                              50,227                 32,294
## R2                                      0.083139               0.083165
## Within R2                               0.048562                0.04248
##                                           urb_40                 urb_50
## Dependent Var.:                     log(BIRTHWT)           log(BIRTHWT)
##                                                                        
## treated                       -0.01721 (0.01135)    -0.03705* (0.01521)
## factor(EDUCLVL)1             0.008736 (0.006083)    0.008725 (0.006091)
## factor(EDUCLVL)2           0.02034*** (0.005319)  0.02038*** (0.005314)
## factor(EDUCLVL)3           0.04644*** (0.006836)  0.04643*** (0.006836)
## factor(EDUCLVL)8                0.0604 (0.05838)       0.06029 (0.0582)
## factor(KIDSEX)2           -0.02462*** (0.002886) -0.02467*** (0.002899)
## factor(KIDTWIN)21           -0.2757*** (0.01945)   -0.2755*** (0.01951)
## factor(KIDTWIN)22           -0.3091*** (0.02724)    -0.309*** (0.02724)
## factor(KIDTWIN)23           -0.4534*** (0.01814)   -0.4533*** (0.01811)
## factor(KIDBORD)2           0.01847*** (0.004255)  0.01847*** (0.004268)
## factor(KIDBORD)3           0.02511*** (0.005871)  0.02512*** (0.005867)
## factor(KIDBORD)4             0.02923** (0.01008)    0.02926** (0.01011)
## factor(KIDBORD)5              0.04787*** (0.014)   0.04768*** (0.01401)
## factor(KIDBORD)6             0.05066** (0.01706)    0.05057** (0.01701)
## factor(KIDBORD)7               0.02211 (0.04491)      0.02264 (0.04489)
## factor(KIDBORD)8                0.0185 (0.04387)      0.01868 (0.04388)
## factor(KIDBORD)9              0.09613. (0.05659)     0.09657. (0.05625)
## factor(KIDBORD)10              -0.1033 (0.09146)      -0.1032 (0.09146)
## factor(KIDBORD)11             -0.02508 (0.01807)     -0.02496 (0.01806)
## factor(KIDBORD)12              0.1546* (0.05987)      0.1547* (0.05988)
## factor(KIDBORD)13            -0.262*** (0.01387)    -0.2621*** (0.0139)
## factor(KIDBORD)14            0.1057*** (0.01984)    0.1058*** (0.01984)
## factor(KIDBORD)15            0.1836*** (0.01982)    0.1836*** (0.01987)
## factor(RELIGION)1000          -0.06029 (0.07952)      -0.0603 (0.07944)
## factor(RELIGION)2000           -0.0651 (0.07809)     -0.06516 (0.07802)
## factor(RELIGION)3000          -0.08819 (0.07985)     -0.08829 (0.07978)
## factor(RELIGION)4000          -0.07356 (0.07939)      -0.0736 (0.07931)
## factor(RELIGION)6402           -0.2605* (0.1215)      -0.2584* (0.1217)
## factor(RELIGION)7200            -0.2177 (0.1485)       -0.2184 (0.1485)
## factor(RELIGION)7300          -0.01444 (0.08015)     -0.01512 (0.08042)
## factor(RELIGION)7400            -0.1891 (0.1552)       -0.1896 (0.1549)
## factor(RELIGION)9000           -0.1044 (0.08104)      -0.1045 (0.08097)
## factor(RELIGION)9998          -0.04871 (0.08905)     -0.04843 (0.08888)
## factor(URBAN)2              0.0009143 (0.005267)   0.0008895 (0.005274)
## WEALTHS                    0.01957*** (0.002586)  0.01958*** (0.002586)
## mean_children                  -0.0254 (0.02201)       -0.02652 (0.022)
## literacy                      -0.06905 (0.08814)     -0.07259 (0.08763)
## mean_wealth                  -0.008295 (0.03194)    -0.009214 (0.03177)
## urban_per                     -0.01843 (0.04305)      -0.0172 (0.04292)
## treated x urban_per          0.06044** (0.01865)   0.08281*** (0.02254)
## Fixed-Effects:            ---------------------- ----------------------
## district_name                                Yes                    Yes
## bday_mo                                      Yes                    Yes
## GEO_IA1992_2015^bday_year                    Yes                    Yes
## _________________________ ______________________ ______________________
## S.E.: Clustered                by: district_name      by: district_name
## Observations                              32,293                 32,293
## R2                                      0.083288               0.083357
## Within R2                               0.042607               0.042679