变量 | 均值 | 标准差 | 最小值 | 最大值 |
roa | 0.050 | 0.064 | -0.593 | 0.477 |
fin | 1.326 | 0.691 | 0.369 | 3.935 |
size | 21.328 | 1.366 | 15.512 | 27.512 |
capint | 12.520 | 0.897 | 4.835 | 17.136 |
profit | 0.079 | 0.265 | −14.386 | 8.062 |
age | 2.766 | 0.363 | 0.693 | 3.951 |
gdp | 10.423 | 0.738 | 6.229 | 11.485 |