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) | Capital | Capital | Labor | Labor | 1–200 | >200 | 1–200 | >200 |
| MP | 2.8826 | −1.2386 | 0.2501 | −0.0798 | (25.1240) | (−13.8694) | (2.7339) | (−0.8195) | Age | −0.0038 | 0.0087 | 0.0872 | 0.0685 | (−6.7015) | (2.8746) | (58.7584) | (17.8215) | Scale | 0.0057 | −0.0024 | 0.2847 | 0.2365 | (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 | −0.0176 | 0.1319 | 0.1173 | (−9.7479) | (−2.0033) | (21.1498) | (8.5132) | GDP | 0.5678 | 0.5764 | −0.0018 | −0.0228 | (129.4086) | (50.0116) | (−0.3714) | (−1.9926) | R&D | −0.0169 | −0.0069 | 0.0058 | −0.0050 | (−32.7481) | (−4.1900) | (5.0068) | (−1.2322) | POP | 0.0254 | 0.0141 | −0.0053 | −0.0093 | (54.9618) | (10.6201) | (−5.8211) | (−3.4607) | FDI | 0.0864 | 0.0059 | −0.0134 | 0.0006 | (162.7097) | (4.0927) | (−12.9139) | (0.3128) | Railway | −0.0966 | −0.0156 | −0.0623 | 0.0430 | (−32.9382) | (−6.9802) | (−12.6149) | (4.6262) | Constant | −22.3370 | 24.0051 | −0.3966 | 3.3132 | (−17.2946) | (23.4137) | (−0.3834) | (2.9833) | Firm fixed effect | Yes | Yes | Yes | Yes | Time fixed effect | Yes | Yes | Yes | Yes | Observations | 2,775,674 | 251,372 | 2,754,429 | 249,433 | R-squared | 0.9012 | 0.7190 | 0.2936 | 0.2692 |
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Note. Standard errors are stated in parentheses below point estimates. 1%, 5%, and 10% significance levels. |