| Cons | −0.5195945 (−1.48) |
| Tax | 0.1189944 (3.31)* |
| Lngdp | 0.1048469 (0.48) |
| lntransp | 0.4366769 (5.11)* |
| lninfrast | −0.0691904 (−0.6) |
| Lnwage | 0.5195945 (2.48)* |
| R2 | 0.6466 |
| F | 118.92 |