| 变量 | ROE |
| Insale | 0.112*** |
|
| (7.04) |
| Inasset | −0.063** |
|
| (−2.44) |
| der | 0.071*** |
|
| (9.98) |
| inta | −0.089* |
|
| (−1.78) |
| OIYoY + % | 0.135* |
|
| (1.99) |
| _Iyear_2019 | 0.045 |
|
| (1.63) |
| _Iyear_2020 | 0.075** |
|
| (2.31) |
| _Iyear_2021 | 0.044 |
|
| (1.60) |
| _Iyear_2022 | 0.020 |
|
| (0.68) |
| _cons | 0.012 |
|
| (0.14) |
| N | 25 |
| R2 | 0.957 |
| Adj. R2 | 0.93 |
| F检验值 | 37.13 |