| (1) | (2) | (3) | (4) | (5) | |
|---|---|---|---|---|---|
| lnPGDPi | 6.446*** | 8.293*** | 12.901*** | ||
| lnPGDPj | 13.495*** | 15.023*** | 4.051*** | ||
| lnPopi | 8.452*** | 11.315*** | -0.062 | ||
| lnPopj | 2.151*** | 3.382*** | 3.364*** | ||
| Tech | 77.197*** | 118.483*** | 170.463*** | ||
| Fdi | -20.468*** | -17.431*** | -24.535*** | ||
| Finance | 9.757*** | 10.962*** | 5.612*** | ||
| Hierachyi | 4.410*** | 14.016*** | 22.795*** | 18.278*** | |
| Hierachyj | 1.468*** | 7.067*** | 16.366*** | 13.887*** | |
| lnDist | -2.822*** | -3.113*** | |||
| Econgap | -11.606*** | -11.899*** | |||
| Cultprox | 2.727*** | 3.583*** | |||
| Instprox | 42.884*** | 43.212*** | |||
| 时间段固定效应 | Yes | Yes | Yes | Yes | Yes |
| 服务城市所在区域固定效应 | Yes | Yes | Yes | Yes | Yes |
| 被服务城市所在区域固定效应 | Yes | Yes | Yes | Yes | Yes |
| 观测值 | 24315 | 24315 | 24322 | 24322 | 24315 |
| chi2 | 9917 | 9812 | 8219 | 21267 | 23393 |
| Prob > Chi2 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
| Log Likelihood | -86125 | -86177 | -85151 | -80471 | -79387 |
