变量 | 均值 | 标准差 | 最小值 | 最大值 |
Roe | 0.07362 | 0.06325 | −0.31263 | 0.37339 |
Dtii | 0.00963 | 0.01692 | 0 | 0.10369 |
R&D | 0.00635 | 0.03069 | 0.00093 | 0.02136 |
Size | 25.0398 | 1.99236 | 17.3984 | 30.2698 |
Age | 1.60695 | 0.29056 | 1.16259 | 3.50695 |
Atr | 0.83063 | 0.33695 | 0.03659 | 3.95628 |
Itr | 4.75963 | 3.99563 | 0.49326 | 51.3695 |
Lhr | 34.2698 | 13.5928 | 30.9651 | 69.1625 |
Hhi | 0.46352 | 0.17623 | 0.13962 | 0.99753 |