| 变量 | Score |
| Pre_3 | −0.394 (−0.85) |
| Pre_2 | −0.102 (−1.62) |
| Current | −0.411 (−0.82) |
| Las_1 | 0.023** (2.28) |
| Las_2 | 0.305 (2.03) |
| Las_3 | 0.041** (2.05) |
| Controls | Yes |
| Year | Yes |
| Firm | Yes |
| Cons | 4.285*** (453.95) |
| Adj. R2 | 0.047 |
| Observations | 9303 |