Model | (1a) | (2a) |
| |
Parameters (z-values) | χ2 (p-values) | Parameters (z-values) | Parameters (z-values) | |
Constant term | −0.039 (−0.04) |
| −1.068** (−2.65) | 0.598* (2.23) |
Author is an economist | 0.637 (0.74) | 12.27** (0.002) | 1.585*** (3.52) |
|
Author is not an economist | −1.028 (−1.28) |
| −1.617*** (−3.51) | |
Pseudo R2 | 0.266 |
| 0.251 | 0.260 |
Standard error of the regression | 0.406 |
| 0.409 | 0.405 |
Log of the pseudo-likelihood function | −45.532 |
| −46.447 | −45.852 |
Hannan-Quinn criteron | 1.088 |
| 1.075 | 1.062 |