Research Article

Can Highway Networks Promote Productivity? Evidence from China

Table 15

Regression result for core-periphery effects of asymmetric market integration.

Variables(1)(2)(3)(4)
CapitalCapitalLaborLabor
1–200>2001–200>200

MP2.8826−1.23860.2501−0.0798
(25.1240)(−13.8694)(2.7339)(−0.8195)
Age−0.00380.00870.08720.0685
(−6.7015)(2.8746)(58.7584)(17.8215)
Scale0.0057−0.00240.28470.2365
(19.9225)(−1.7572)(172.0069)(44.9298)
Export−0.0019−0.0075−0.1219−0.0090
(−2.3366)(−1.2533)(−41.6744)(−0.7582)
Own state−0.0210−0.01760.13190.1173
(−9.7479)(−2.0033)(21.1498)(8.5132)
GDP0.56780.5764−0.0018−0.0228
(129.4086)(50.0116)(−0.3714)(−1.9926)
R&D−0.0169−0.00690.0058−0.0050
(−32.7481)(−4.1900)(5.0068)(−1.2322)
POP0.02540.0141−0.0053−0.0093
(54.9618)(10.6201)(−5.8211)(−3.4607)
FDI0.08640.0059−0.01340.0006
(162.7097)(4.0927)(−12.9139)(0.3128)
Railway−0.0966−0.0156−0.06230.0430
(−32.9382)(−6.9802)(−12.6149)(4.6262)
Constant−22.337024.0051−0.39663.3132
(−17.2946)(23.4137)(−0.3834)(2.9833)
Firm fixed effectYesYesYesYes
Time fixed effectYesYesYesYes
Observations2,775,674251,3722,754,429249,433
R-squared0.90120.71900.29360.2692

Note. Standard errors are stated in parentheses below point estimates. 1%, 5%, and 10% significance levels.