| 变量 | 影响系数 | 标准误 |
| L2.theil | 0.503*** | 0.0255 |
| sai | −0.010* | 0.0056 |
| eai | −0.007** | 0.0034 |
| is | −0.510*** | 0.0075 |
| gov | 0.286*** | 0.0099 |
| pedu | −0.001*** | 0.0001 |
| proad | −28.894*** | 1.7792 |
| lnpgdp | 0.083*** | 0.0035 |
| _cons | 0.632*** | 0.0313 |
| AR(1) testP值 | 0 |
|
| AR(2) testP值 | 0.529 |
|
| Hansen testP值 | 0.521 |
|