Multimodel inference
| Model specification | RSS | AIC | D | wi | |
|---|---|---|---|---|---|
| a | S + S2 + P + B (the hypothesized model) | 24.4 | −198.8 | 0.00 | 0.399 |
| b | S + P + B | 27.4 | −185.8 | 12.95 | 0.001 |
| c | S + S2 | 26.1 | −194.6 | 4.15 | 0.050 |
| d | P + B + P2 + B2 | 34.3 | −153.9 | 44.85 | 0.000 |
| e | S + P + B + S × P + S × B | 26.1 | −187.8 | 10.95 | 0.002 |
| f | S2 + P2 + B2 + S + P + B | 23.7 | −198.5 | 0.25 | 0.352 |
| g | S2 + P2 + B2 + S + P + B + S × P + S × B | 23.4 | −196.3 | 2.45 | 0.117 |
| h | S2 + P2 + B2 + S + P + B + S × P + S × B + S2 × P + S2 × B | 23.0 | −194.8 | 3.95 | 0.055 |
| i | S2 + P2 + B2 + S + P + B + S × P + S × B + S × P2 + S × B2 | 23.3 | −193.1 | 5.65 | 0.024 |
| Model specification | RSS | AIC | |||
|---|---|---|---|---|---|
| a | S + S2 + P + B (the hypothesized model) | 24.4 | −198.8 | 0.00 | 0.399 |
| b | S + P + B | 27.4 | −185.8 | 12.95 | 0.001 |
| c | S + S2 | 26.1 | −194.6 | 4.15 | 0.050 |
| d | P + B + P2 + B2 | 34.3 | −153.9 | 44.85 | 0.000 |
| e | S + P + B + S × P + S × B | 26.1 | −187.8 | 10.95 | 0.002 |
| f | S2 + P2 + B2 + S + P + B | 23.7 | −198.5 | 0.25 | 0.352 |
| g | S2 + P2 + B2 + S + P + B + S × P + S × B | 23.4 | −196.3 | 2.45 | 0.117 |
| h | S2 + P2 + B2 + S + P + B + S × P + S × B + S2 × P + S2 × B | 23.0 | −194.8 | 3.95 | 0.055 |
| i | S2 + P2 + B2 + S + P + B + S × P + S × B + S × P2 + S × B2 | 23.3 | −193.1 | 5.65 | 0.024 |
Note(s): The models also include all control variables, which are not displayed in the table for clarity. S = SEWi, P = professionalization, B = bifurcation bias
Source(s): Created by authors
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