解释变量/模型 | U1 | U2 | U3 | ||||||
| 固定效应模型 | 异方差稳健的固定效应模型 | Driscoll- Kraay标准误模型 | 固定效应模型 | 异方差稳健的固定效应模型 | Driscoll- Kraay标准误模型 | 固定效应模型 | 异方差稳健的固定效应模型 | Driscoll- Kraay标准误模型 |
lntexch | 0.154*** | 0.128 | 0.154*** | 0.157*** | 0.126 | 0.157*** | 0.157*** | 0.126 | 0.157*** |
| (0.0478) | (0.108) | (0.0549) | (0.0474) | (0.105) | (0.0558) | (0.0475) | (0.104) | (0.0560) |
pol | −1.776*** | −1.577** | −1.776*** | −1.894*** | −1.680** | −1.894*** | −1.895*** | −1.678** | −1.895*** |
| (0.328) | (0.667) | (0.495) | (0.325) | (0.688) | (0.498) | (0.327) | (0.673) | (0.503) |
lnbgdp | 2.220*** | 2.170*** | 2.220*** | 1.859*** | 1.863* | 1.859*** | 1.860*** | 1.863* | 1.860*** |
| (0.156) | (0.838) | (0.298) | (0.169) | (0.985) | (0.367) | (0.169) | (0.999) | (0.369) |
lncgdp | 0.300*** | 0.299*** | 0.300*** | 0.264*** | 0.260*** | 0.264*** | 0.264*** | 0.260*** | 0.264*** |
| (0.0421) | (0.0259) | (0.0920) | (0.0422) | (0.0213) | (0.0853) | (0.0422) | (0.0212) | (0.0853) |
catw |
|
|
| 0.374*** | 0.365 | 0.374*** | 0.374*** | 0.367 | 0.374*** |
|
|
|
| (0.0704) | (0.341) | (0.0976) | (0.0804) | (0.415) | (0.109) |
ill |
|
|
|
|
|
| 0.00089 | −0.0061 | 0.00089 |
|
|
|
|
|
|
| (0.107) | (0.219) | (0.0789) |
_cons | −56.03*** | −54.62** | −56.03*** | −45.91*** | −45.74* | −45.91*** | −45.91*** | −45.73* | −45.91*** |
| (3.930) | (21.32) | (7.530) | (4.332) | (25.23) | (9.292) | (4.342) | (25.59) | (9.351) |
N | 1320 | 1320 | 1320 | 1320 | 1320 | 1320 | 1320 | 1320 | 1320 |
R2 | 0.208 |
|
| 0.225 |
|
| 0.225 |
|
|
adj. R2 | 0.200 |
|
| 0.217 |
|
| 0.216 |
|
|