TABLE 5 One-Way SUR Model for Per Capita Sales in Service Industries,,,,
,Initial specification,,Final specification,
,Coefficient,t-stat,Coefficient,t-stat
CONSTANT,1.32E+05,4.71,9.36E+04,4.05
STATE SALES PERCAP,7.68E–01,9.38,6.51E–01,9.61
YEAR,–6.82E+01,–4.73,–4.85E+01,–4.09
YEAR 1982,–2.12E+01,–0.16,3.18E+01,0.24
ELDERLY,2.54E+01,1.56,,
UNEMP RATE,–3.06E+01,–1.12,,
INCOME PERCAP,1.56E–01,3.89,1.53E–01,4.09
LARGECITY POP/DIST,3.50E–02,3.32,3.14E–02,3.32
TOT TRAFFIC PERCAP,3.97E+02,5.66,3.97E+02,5.89
RELIEF ROUTE,–1.17E+03,–1.35,6.54E+02,1.77
NUM YEARS ,2.53E+01,0.57,,
NUM YEARS SQ,–3.06E+00,–1.75,–1.52E+00,–2.96
TRAFFIC SPLIT,–2.29E+03,–2.47,–1.51E+03,–1.96
DIST OLD,8.64E+01,1.18,,
DIST RATIO,1.63E+03,1.97,,
ACCESS CONTROL,1.71E+02,0.62,,
R2adj.,0.66,,0.65,
s2m,2.04E+05,,2.29E+05,
s2n,8.23E+05,,6.27E+05,