变量 | 样本量 | 均值 | 标准差 | 最小值 | 最大值 |
TFP | 7699 | 9.019 | 0.968 | 6.267 | 13.38 |
Dif | 7699 | 3.423 | 0.423 | 2.402 | 4.319 |
Size | 7699 | 22.03 | 1.080 | 18.59 | 26.92 |
Lev | 7699 | 0.396 | 0.190 | 0.008 | 1.748 |
Roa | 7699 | 0.0343 | 0.102 | −1.859 | 0.880 |
Growth | 7699 | 0.231 | 1.701 | −0.985 | 82.79 |
Cash | 7699 | 0.0512 | 0.0713 | −0.704 | 0.664 |
LHR | 7699 | 24.11 | 16.72 | 0.0415 | 88.24 |
Audi | 7699 | 0.953 | 0.212 | 0 | 1 |