| 变量 | (1) | (2) |
| tour | 1.617*** (7.98) | 0.504*** (3.22) |
| fai |
| 0.113*** (3.57) |
| open |
| −0.141*** (−2.89) |
| gov |
| −2.671*** (−15.29) |
| ind |
| 0.352*** (5.03) |
| 个体效应 | 是 | 是 |
| 时间效应 | 是 | 是 |
| R2 | 0.9650 | 0.9852 |