| VARIABLES | Z | 
| Dt | 0.860*** (0.265) | 
| Dt2 | −0.215*** (0.065) | 
| Roe | −21.53*** (4.834) | 
| Gro | 0.032 (0.244) | 
| qu | −0.398 (0.356) | 
| Sum | 0.020 (0.008) | 
| Board | 0.117 (0.062) | 
| Mshare | −0.005 (0.021) | 
| Constant | −3.997 (1.015) | 
| 个体效应 | Yes | 
| 时间效应 | Yes | 
| 样本量 | 453 | 
| R2 | 0.329 |