reg tax | F(3, 26) = 7243.65 R-squared = 0.9988 | |||||
gdp tfa imp | Prob > F = 0.0000 Adj R-squared = 0.9987 | |||||
tax | Coef. | Std. Err. | t | P > t | 95% CI下限 | 95% CI上限 |
gdp | 0.0863864 | 0.0082783 | 10.44 | 0.000 | 0 .0693702 | 0.1034027 |
tfa | 0.0803232 | 0.0087877 | 9.14 | 0.000 | 0.0622599 | 0.0983865 |
imp | 0.0908234 | 0.0121514 | 7.47 | 0.000 | 0.0658459 | 0.1158009 |
_cons | −2154.111 | 625.5787 | −3.44 | 0.002 | −3440.007 | −868.216 |