Variable | Model 1 | Model 2 | Model 3 |
Pr | 1.423*** | 1.481*** | |
(5.078) | (4.933) | ||
Id | −0.155** | −0.071** | |
(−2.265) | (−2.345) | ||
Ore | 5.243*** | 5.241*** | 5.133*** |
(5.741) | (5.434) | (5.484) | |
Pat | 0.255*** | 0.404*** | 0.26*** |
(2.687) | (4.312) | (2.725) | |
Gdp | 1.373*** | 1.576*** | 1.372*** |
(9.442) | (10.953) | (9.431) | |
Control Variables | |||
Mob | 3.546*** | 0.371** | 0.500*** |
(9.167) | (2.256) | (3.095) | |
Op | 3.546*** | 3.492*** | 3.48*** |
(9.167) | (8.357) | (8.586) | |
Dis | −1.698*** | −1.425*** | −1.707*** |
(−6.005) | (−4.979) | (−6.02) | |
Exch | 0.113** | 0.168*** | 0.112*** |
(2.535) | (3.774) | (2.514) | |
Inf | 5.841*** | 6.768*** | 6.286*** |
(2.842) | (2.97) | (2.84) | |
Reg | 0.581*** | 0.382*** | 0.578*** |
(5.254) | (3.587) | (5.215) | |
R2 | 0.491 | 0.458 | 0.491 |
Adjusted R2 | 0.477 | 0.443 | 0.476 |
N | 384 | 384 | 384 |