| 变量 | 基准回归 | 固定效应 | 固定效应 | 固定效应 |
| HQD | HQD | TI | HQD | |
| 模型(1) | 模型(2) | 模型(3) | 模型(4) | |
| DT |
| 0.102 | 57.70 | 0.097 |
|
| (8.32)*** | (5.91)*** | (7.80)*** | |
| TI |
|
|
| 0.0000887 |
|
|
|
| (2.34)** | |
| ROA | 0.997 | 0.969 | −393.000 | 1.004 |
| (6.26)*** | (6.27)*** | (−3.20)*** | (6.48)*** | |
| OC | −0.008 | −0.005 | −1.346 | −0.005 |
| (−6.21)*** | (−4.23)*** | (−1.30) | (−4.14)*** | |
| LEV | 0.928 | 0.923 | 37.040 | 0.920 |
| (9.33)*** | (9.56)*** | (0.48) | (9.55)*** | |
| SIZE | 0.000 | 0.000 | 0.000 | 0.000 |
| (10.85)*** | (9.79)*** | (16.11)*** | (7.80)*** | |
| CASH | 0.000 | 0.000 | 0.000 | 0.000 |
| (5.02)*** | (4.25)*** | (12.22)*** | (3.19)*** | |
| 时间 | 控制 | 控制 | 控制 | 控制 |
| 个体 | 控制 | 控制 | 控制 | 控制 |
| cons | 8.344 | 8.098 | 110.900 | 8.088 |
|
| (95.23)*** | (89.94)*** | (1.55) | (89.92)*** |
| N | 1230 | 1230 | 1230 | 1230 |
| R2 | 0.241 | 0.286 | 0.266 | 0.289 |