Table 4 Model characteristics
No unobserved heterogeneity | Unobserved heterogeneity: base model | Unobserved heterogeneity: model with interactions | |
|---|---|---|---|
Log-likelihood | − 35,836.69 | − 35,703.985 | − 35,692.939 |
Number of variables | 66 | 84 | 91 |
Number of observations | 12,983 | 12,983 | 12,983 |
Akaike information criterion | 71,805.38 | 71,575.97 | 71,567.88 |