变量 | 样本数 | 均值 | 标准差 | 最小值 | 最大值 |
GTI | 4400 | 0.301 | 0.672 | 0 | 3.466 |
treat | 4400 | 0.841 | 0.366 | 0 | 1 |
post | 4400 | 0.800 | 0.400 | 0 | 1 |
Sub | 4400 | 16.34 | 1.433 | 12.42 | 19.61 |
Growth | 4400 | 0.146 | 0.230 | -0.331 | 1.123 |
Lev | 4400 | 0.416 | 0.177 | 0.0742 | 0.801 |
Ros | 4400 | 0.0739 | 0.0956 | -0.340 | 0.392 |
size | 4400 | 22.11 | 1.018 | 20.19 | 24.99 |
age | 4400 | 2.234 | 0.662 | 0 | 3.178 |
TobinQ | 4400 | 0.409 | 0.825 | 0 | 4.092 |