| variables | Explanation | PMC |
| county_city | whether as a county-level City | −0.376*** |
|
|
| (0.075) |
| poor_county | whether as a poor county | 0.155* |
|
|
| (0.083) |
| food_county | whether as a food production county | 0.373*** |
|
|
| (0.067) |
| Provboundary_county | whether asa province boundary county | 0.280*** |
|
|
| (0.062) |
| slope |
| 0.151*** |
|
|
| (0.007) |
| altitude |
| −2.923*** |
|
|
| (0.223) |
| urban_rate00 | Non-agriculture population ratio | −0.021*** |
|
|
| (0.003) |
| fiscal_gap99 | 1999 fiscal expenditure income ratio | −1.460*** |
|
|
| (0.081) |
| cut1 |
|
|
| _cons |
| −0.118 |
|
|
| (0.137) |
| N |
| 18036 |
| R2 |
|
|