| 变量名称 | (1) | (2) |
| Cost | Cost1 | |
| L.Fin |
| 0.026*** |
|
|
| (6.19) |
| L.Fin1 | 0.033*** |
|
|
| (5.17) |
|
| L.Size | −0.003*** | −0.001*** |
|
| (−5.65) | (−3.25) |
| L.Lev | 0.053*** | 0.067*** |
|
| (15.45) | (30.86) |
| L.Prof | −0.033*** | −0.023*** |
|
| (−5.54) | (−6.12) |
| L.Soe | −0.008*** | −0.009*** |
|
| (−8.36) | (−15.05) |
| L.Own | −0.012*** | −0.018*** |
|
| (−3.43) | (−8.04) |
| L.FA | 0.036*** | 0.040*** |
|
| (9.27) | (15.02) |
| L.Grow | −0.013*** | −0.010*** |
|
| (−5.60) | (−6.57) |
| Constant | 0.141*** | 0.049*** |
|
| (8.41) | (4.96) |
| Observations | 5,334 | 5,334 |
| R-squared | 0.227 | 0.406 |
| Ind FE | YES | YES |
| Year FE | YES | YES |