Time_trend | 0.00293 | −0.0892*** | 0.0700*** | 0.101*** |
| (0.0331) | (0.0320) | (0.0154) | (0.0202) |
Constant | 6.353*** | 6.346*** | 6.026*** | 6.297*** |
| (0.496) | (0.487) | (0.412) | (0.507) |
Observations | 869 | 870 | 887 | 887 |
Number of entities | 113 | 113 | 115 | 115 |
Adjusted R2 overall | 0.139 | 0.175 | 0.295 | 0.243 |