Variables | (1) | (2) | (3) | (4) |
GC | −0.103** | −0.133*** | −0.146*** | −0.151*** |
| (−2.32) | (−3.06) | (−3.33) | (−3.44) |
Soe |
| −0.276* | −0.161 | −0.040 |
|
| (−1.65) | (−0.93) | (−0.21) |
Size |
| −0.316*** | −0.315*** | −0.261*** |
|
| (−4.86) | (−4.86) | (−3.88) |
Roa |
|
| 2.091* | 2.087* |
|
|
| (1.75) | (1.75) |
etaxrt |
|
| −0.649 | −0.634 |
|
|
| (−1.38) | (−1.37) |
kxzc_ln |
|
| 0.075 | 0.078 |
|
|
| (1.60) | (1.64) |
Age |
|
|
| −0.428* |
|
|
|
| (−1.82) |
shcr1 |
|
|
| −0.948* |
|
|
|
| (−1.80) |
年份效应 | 控制 | 控制 | 控制 | 控制 |
行业效应 | 控制 | 控制 | 控制 | 控制 |
Constant | −16.417*** | −9.510*** | −10.277*** | −10.259*** |
| (−45.14) | (−6.64) | (−6.75) | (−6.74) |
Observations | 779 | 779 | 779 | 779 |
r2_a | 0.0704 | 0.102 | 0.108 | 0.113 |