变量 | PU |
did1 | 10.0123* |
| (0.0615) |
did2 | 3.7774 |
| (0.4796) |
did3 | 1.3394 |
| (0.8044) |
rjgdp | 0.0017*** |
| (0.0000) |
industry | 174.9118*** |
| (0.0000) |
urban | −1.3e+02** |
| (0.0233) |
fin | −3.3289 |
| (0.4122) |