| 解释变量 | 被解释变量return |
| sent | −0.002*** |
|
| (−2.87) |
| shrindex | 0.013** |
|
| (2.14) |
| size | −0.011*** |
|
| (−4.98) |
| familysize | −0.006 |
|
| (−0.58) |
| std | −0.034*** |
|
| (−4.28) |
| fee | −0.001* |
|
| (−1.95) |
| age | 0.020*** |
|
| (2.63) |
| Constant | −0.054 |
|
| (−0.55) |
| 固定效应 | YES |
| Observations | 1796 |
| R-squared | 0.431 |