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                }</style></head><body> <table class="headtab"> <tr><td style="text-align:left">sumtable {vtable}</td> <td style="text-align:right">Summary Statistics</td></tr></table> <h1> Summary Statistics </h1><table><tr><th style = "width:21%; text-align:left">non_atm</th><th colspan = "3" style = "text-align: center">0</th><th colspan = "3" style = "text-align: center">1</th><th style = "width:16%; text-align:left"></th></tr>

VariableNMeanSDNMeanSDTest TimePeriod553402010.5725.80270202009.935.448F=77.375 pop5522657.069135.0397019432.063790.705F=10103.626 pIncome552262255087239.2176736924912.508701920669977080.35340643933674.201F=9322.525 EarningWork552261526523665.3215352191132.502701915681461470.15235835191429.913F=7330.812 nEarningRes552261389330086.974289200977.169701913797418381.10826652617853.538F=9944.173 rGdp552042575.638455.863701925524.01656399.805F=7767.133 rGdp215520499.26564.3917019239.4391479.427F=231.109 rGdpCont21524050.2074.73767030.031.52F=9.205 tEmployment5522632408.21290122.4547019260091.453502123.471F=9059.629 pEmployment2155226243.2281155.9647019966.8915547.679F=700.487 pEmployment225522672.935243.6067019648.1451426.424F=7304.928 pEmployment23552261851.634887.648701913696.9224488.821F=9838.509 pEmployment3133552262707.976137.965701917412.92235411.428F=7703.105 pEmployment4445552263481.0778930.9701925260.61944011.76F=10215.417 pEmployment484955226921.7423735.50370198978.82822606.837F=5774.898 rGdp225520445.977150.1487019307.545565.709F=7594.781 rGdp42444555204288.5041199.28570193031.6126749.88F=7304.462 rGdp313355204343.8961032.29670192862.7976545.176F=6838.927 rGdp2355204108.688358.2217019998.711917.741F=9330.708 rGdp115520446.272135.4087019112.475442.671F=711.323 rGdp48495520465.573303.0047019693.5451913.819F=4965.248 rGdp515520490.695996.03570191560.9717023.944F=2088.719 rGdp525355204444.1841639.99970195353.80714439.997F=5794.437 pEarning215522621497572.194210346245.1247019153847424.9891347815286.787F=446.915 pEarning211552267586287.002128323183.4447019108282373.9851094818595.81F=421.649 pEarning324552261952780.95534851610.968701930026112.552197644774.294F=895.264 pEarning213552265851749.30349253184.318701924754247.899263206186.321F=223.327 pEarning212552262466050.80921894053.7870198792058.55535935695.653F=436.525 pEarning22552268561577.40938606382.655701997079577.433260320527.017F=5443.944 pEarning235522697804830.696315901764.6537019882406159.7091682547205.547F=9402.24 pEarning313355226174839385.76492920203.9670191410983200.8833147465732.012F=7141.142 pEarning444555226102017456.723346799077.3067019875399603.221701180845.782F=8602.024 pEarning48495522649168359.704228044983.8127019517029759.3671472057639.724F=4692.991 pEarningPipe552262420800.74664906633.462701923578893.432286767465.284F=214.283 pEarningTruck5522620468516.1756206049.0697019152695026.642356569347.293F=6353.049 pEarningRail552263801880.54518609822.248701916023595.24147824119.053F=1645.925 pCompensation215522612536413.21181152350.54701979287640.974797185595.762F=358.052 pCompensation211552262163701.24631585976.98701944114313.435548776731.159F=314.558 pCompensation324552261108994.83919136148.186701921572040.747131978800.765F=1139.295 pCompensation213552265530656.53945935931.36701922802100.869248457324.54F=210.324 pCompensation212552262154938.59816389013.69870197521061.6926978095.268F=559.724 pCompensation22552267887646.88731384872.738701983428101.724202095937.49F=6485.885 pCompensation235522668198828.468234664397.4427019650619366.4341271669950.096F=9137.154 pCompensation313355226168691508.022479473127.77770191348662662.2033041340734.965F=6953.862 pCompensation44455522691866359.106318306336.6177019767583987.321475340947.62F=8479.954 pCompensation48495522639743922.953184798257.8487019414868185.9241134816505.205F=4993.231 pCompensationPipe55226433061.9095250604.22670196995083.77398170924.446F=241.342 pCompensationTruck5522615254247.4243918005.1817019103516040.889220134196.687F=6761.274 pCompensationRail552263898635.4818721149.729701916638385.8148226359.704F=1763.316 TDs2817388749512.346544802175.2312402052172243.8523084107564.891F=601.287 Carbon Monoxide (1971)553400070200.0180.132F=1003.231 PM-10 (1987)553400070200.1180.323F=7410.013 PM-2.5 (2006)553400070200.1270.333F=8024.088 Sulfur Dioxide (1971)553400070200.0260.16F=1497.816 PM-2.5 (1997)553400070200.2760.447F=21133.102 1-Hour Ozone (1979)553400070200.1360.343F=8724.166 8-Hour Ozone (1997)553400070200.4670.499F=48531.919 Lead (1978)553400070200.0060.076F=325.099 Lead (2008)553400070200.0280.166F=1606.123 8-Hour Ozone (2008)553400070200.2360.425F=17111.298 8-Hour Ozone (2015)553400070200.0850.28F=5171.797 Sulfur Dioxide (2010)553400070200.0450.207F=2591.143 PM-2.5 (2012)553400070200.0160.125F=897.203 Nitrogen Dioxide (1971)5534000702000 nonatmcount553400070201.5850.862F=187105.951 ozpmcount553400070201.4620.861F=159737.984 ozpm553400070200.9430.232F=915847.626 GEDGDP28170.4280.6982400.1950.295F=26.275 rGdpothers552041042.583565.94701910363.11522103.459F=8148.746 rGdp.pc5520451806.613510976.399701948846.5226543.395F=0.235 pIncome.pc5522634838.01311351.32701942323.23215231.286F=2483.727 tEmployment.pc552260.5160.16770190.5470.155F=226.508 rGdp21.pc5520416391.437510929.28770191426.4787674.187F=6.021 pI.rGdp55204104.27641.855701995.38631.28F=295.634 earnWork.rGdp5520454.52712.521701956.81110.175F=215.513 nEarningRes.rGdp5520460.21823.937701962.44321.938F=54.808 rGdp21.pct552046.18515.49870192.4148.047F=401.786 rGdp22.pct552042.6267.45170193.3288.302F=53.848 rGdp424445.pct552048.4456.155701910.5855.637F=766.902 rGdp3133.pct5520412.96512.58701913.65310.486F=19.27 rGdp11.pct552047.16211.92670191.2973.713F=1676.717 rGdp4849.pct552042.213.13770192.6383.341F=114.078 rGdp23.pct552043.9292.93170194.7362.546F=485.188 rGdp51.pct552041.3291.74770192.9263.308F=4024.588 rGdp5253.pct5520416.0696.923701918.3546.088F=696.163** rGdp_others.pct5520439.07915.496701940.06911.632F=26.737 Statistical significance markers: p&lt0.1; p&lt0.05; *** p&lt0.01