本人是会计学研究生,请问,债务成本模型时,结果只有解释变量和一个控制变量显著,其他变量都不显著,怎么处理好?已经处理了极端值了。
|
(1)
|
| | gcoc |
Constant
|
-0.186*
|
| | (0.079) |
| ds, Winsorized fraction .01 | 0.062*** |
| | (0.008) |
| size | 0.007 |
| | (0.119) |
| big | 0.223 |
| | (0.572) |
| lev | -0.009 |
| | (0.531) |
| roa | 0.009 |
| | (0.892) |
| op | 0.045*** |
| | (0.000) |
| susong | -0.005 |
|
(0.644)
|
| adjR-squared | 0.433 |
| F | 8.429 |
| Prob>F | 0.000 |
N
|
12939
|