| REC | DEN | GOV | UNE |
---|
Group 1 | − 0.032** | − 0.382* | 0.001 | 0.002** |
Group 2 | 0.017*** | − 1.434** | 0.007*** | 0.014 |
Group 3 | − 0.091** | − 0.70* | 0.003* | 0.005** |
- *** represents that the regression result is significant at the 1% level; ** represents that the regression result is significant at the 5% level; and * represents that the regression result is significant at the 10% level