| Criteria | Class | R2 | Adjusted R2 | Chow test |
|---|---|---|---|---|
| All | All | 0.187 | 0.132 | |
| Resource* | Cultural | 0.259 | 0.034 | F=1.689, p=0.025 |
| Natural | 0.276 | 0.207 | ||
| Economy | Developed | 0.182 | 0.081 | F=1.143, p=0.295 |
| Underdeveloped | 0.369 | 0.258 | ||
| Area size | Large | 0.310 | 0.163 | F=1.042, p=0.412 |
| Small | 0.222 | 0.136 | ||
| Urbanization | Extra-urban | 0.192 | 0.106 | F=1.022, p=0.438 |
| Intra-urban | 0.323 | 0.168 | ||
| * p<0.05 ** p<0.01 | ||||