reg tax L.gdp | F(4, 20) = 2484.07 R-squared = 0.9980 | |||||
L.tfa L5tfa L2imp | Prob > F = 0.0000 Adj R-squared = 0.9976 | |||||
tax | Coef. | Std. Err. | t | P > t | 95% CI下限 | 95% CI上限 |
L.gdp | 0.2926721 | 0.0318019 | 9.20 | 0.000 | 0.2263344 | 0.3590098 |
L.tfa | 0.0584489 | 0.0212518 | 2.75 | 0.012 | 0.0141184 | 0.1027793 |
L5tfa | −0.2121206 | 0.0322115 | −6.59 | 0.000 | −0.2793126 | −0.1449285 |
L2imp | −0.1047688 | 0.0434203 | −2.41 | 0.026 | −0.195342 | −0.0141955 |
_cons | −8032.721 | 1540.703 | −5.21 | 0.000 | −11246.57 | −4818.872 |