| (1) | (2) | (3) | (4) | |
| 变量 | REM | R_PROD | R_CFO | R_DISEXP |
| Leader | −0.089*** | 0.023*** | −0.039* | 0.027** |
| (−2.79) | (2.71) | (−1.82) | (2.09) | |
| DA | 1.066*** | −0.758*** | 0.326*** | 0.018 |
| (17.9) | (−44.50) | −7.12 | −0.99 | |
| Opinion | −0.015 | 0.011** | −0.01 | −0.006 |
| (−0.83) | −2.08 | (−0.76) | (−0.76) | |
| Big4 | −0.023*** | −0.002 | −0.011** | 0.013*** |
| (−3.20) | (−0.88) | (−2.39) | −5.19 | |
| Size | 0.009*** | 0.001 | 0.006*** | −0.004*** |
| (4.45) | (1.43) | (3.83) | (−6.19) | |
| Lev | 0.375** | −0.093* | 0.501*** | 0.219*** |
| (2.04) | (−1.77) | (3.9) | (3.72) | |
| Growth | −0.047*** | −0.008** | 0.008 | 0.062*** |
| (−3.85) | (−2.10) | (0.78) | (13.15) | |
| Roe | −0.643*** | 0.179*** | −0.462*** | 0.003 |
| (−9.82) | (9.95) | (−10.32) | (−0.12) | |
| Constant | 0.017 | −0.104** | −0.201** | −0.114** |
| (0.12) | (−2.48) | (−2.05) | (−2.46) | |
| Ind | Yes | Yes | Yes | Yes |
| Year | Yes | Yes | Yes | Yes |
| N | 4202 | 4202 | 4202 | 4202 |
| r2 | 0.431 | 0.738 | 0.228 | 0.268 |