TABLE 1 Sample Characteristics,, Dependent variables,Mean,SD Per capita sales ($ per person),, Total Retail (SIC 52 to 59),1.23E+04,4.64E+03 Gasoline Service Stations (SIC 554),1.11E+03,5.89E+02 Eating and Drinking Places (SIC 58),6.47E+02,3.69E+02 Service Industries (SIC 70 to 89),1.70E+03,1.49E+03 Independent variables specific to all cities,Mean,SD State-level per capita sales ($ per person),, Total retail (SIC 52 to 59),8.45E+03,1.20E+03 Gasoline Service Stations (SIC 554),6.45E+02,8.89E+01 Eating and Drinking Places (SIC 58),6.49E+02,2.32E+02 Service Industries (SIC 70 to 89),2.70E+03,2.01E+03 ELDERLY (percent),15.54,5.61 UNEMP RATE (percent),5.36,2.61 INCOME PERCAP ($ per person),8.25E+03,1.97E+03 LARGECITY POP/DIST (persons per mile),6.74E+03,8.17E+03 TOT TRAFFIC PERCAP (AADT),1.772,1.16 Independent variables specific to bypassed cities,Mean,SD TRAFSPLIT (fraction),0.472,0.142 DISTOLD (miles),5.109,1.524 DISTRATIO (fraction),0.972,0.141