| Model 1 | Model 2 |
---|---|---|
= 1 if year ≥ 1994 and year ≤ 1995 | 0.019 | 0.030 |
 | (0.006) | (0.009) |
Share skill 2 | 1.752 | 0.764 |
 | (1.078) | (0.361) |
Share skill 3 | 2.287 | 0.574 |
 | (0.433) | (0.087) |
Share skill 4 | −0.052 | −0.038 |
 | (0.009) | (0.005) |
Share age 2 | 1.676 | 1.625 |
 | (0.873) | (0.582) |
Share age 3 | 0.552 | 0.195 |
 | (0.435) | (0.101) |
Year | −0.020 | −0.038 |
 | (0.007) | (0.009) |
Constant | 39.788 | 79.299 |
 | (13.156) | (20.195) |
Observations | 16 | 16 |