| 解释变量 | 被解释变量return | |
| 中资 | 合资 | |
| sent | −0.0044*** | −0.0014*** |
|
| (−9.90) | (−4.37) |
| shrindex | 0.5579* | −0.3852 |
|
| (2.18) | (−1.41) |
| size | −0.0178*** | −0.0074** |
|
| (−5.79) | (−2.14) |
| familysize | −0.0276* | −0.0078 |
|
| (−1.73) | (−0.53) |
| std | −0.0113** | −0.0501*** |
|
| (−2.54) | (−4.49) |
| fee | −0.0001* | 0.0114 |
|
| (−0.54) | (−0.0115) |
| age | 0.0618*** | −0.0089 |
|
| (3.72) | (−0.50) |
| Constant | −0.1375 | 0.1496 |
|
| (−1.11) | (0.99) |
| 固定效应 | YES | YES |
| Observations | 601 | 1,195 |
| R-squared | 0.1204 | 0.1382 |