Variable | Model (1) | Model (2) | Model (3) | Model (4) |
---|---|---|---|---|
ln PHY | −0.889*** | |||
(0.276) | ||||
ln NUR | −0.775*** | |||
(0.240) | ||||
ln PHA | −1.176** | |||
(0.434) | ||||
ln MCB | −0.822*** | |||
(0.283) | ||||
ln HOS | −0.418*** | −0.322** | − 0.465*** | −0.445*** |
(0.120) | (0.143) | (0.125) | (0.126) | |
Constant | 5.302*** | 5.034*** | 3.560*** | 3.922*** |
(0.354) | (0.403) | (0.959) | (0.791) | |
R-squared | 0.431 | 0.457 | 0.404 | 0.412 |
F | 66.77*** | 64.89*** | 50.88*** | 55.55*** |