(1)

east

(2)

middle

(3)

west

dig

−0.070^***

−0.042^*

−0.074^**

(−2.849)

(−1.752)

(−2.501)

dig²

0.056^**

0.042^**

0.039

(2.408)

(2.035)

(1.365)

egro

0.001^***

−0.000

−0.000

(3.407)

(−0.689)

(−0.518)

ti

−0.002^**

0.002^*

0.001

(−2.391)

(1.886)

(0.363)

mar

0.002^***

0.002

0.001

(3.037)

(1.338)

(0.729)

gov

−0.011

0.079^***

−0.002

(−0.437)

(2.761)

(−0.106)

is

−0.010

−0.076^***

0.054

(−0.346)

(−3.829)

(1.648)

cul

0.013^***

0.016

0.011

(3.214)

(1.402)

(1.176)

road

−0.001^***

−0.001^***

−0.000

(−5.564)

(−2.868)

(−0.887)

labor

−0.001^*

−0.001

0.001

(−1.961)

(−1.657)

(1.583)

_cons

−0.039

0.141^***

0.138^**

(−0.895)

(3.584)

(2.279)

Province

Yes

Yes

Yes

Year

Yes

Yes

Yes

N

110

80

110

F

39.061

89.777

129.616

adj. R²

0.867

0.955

0.957