变量 | (1) | (2) |
IPO | ECO | |
GF | 28.374** | 0.040** |
| (2.56) | (2.32) |
IPO |
| 0.00009* |
|
| (1.70) |
控制变量 | YES | YES |
常数项 | −61.892 | −0.146* |
| (−1.10) | (−1.69) |
观测值 | 390 | 390 |
R2 | 0.313 | 0.792 |
修正R2 | 0.219 | 0.762 |