(1)

(2)

(3)

(4)

(5)

(6)

nightlight

nightlight

d_light

d_light

pcgdp

pcgdp

surname_count

0.083***

0.026***

0.538***

0.173**

0.008***

0.004***

(0.004)

(0.003)

(0.076)

(0.083)

(0.001)

(0.001)

pcgengdi

0.001***

0.028***

0.001***

(0.000)

(0.004)

(0.000)

palabor

0.009***

0.047***

−0.000***

(0.000)

(0.006)

(0.000)

pceducate

0.003***

0.026***

0.001***

(0.000)

(0.003)

(0.000)

pdinvest

0.297

28.346***

−0.194***

(0.187)

(4.818)

(0.041)

_cons

4.550***

−0.326**

27.840***

−8.586**

0.572***

0.234***

(0.079)

(0.134)

(1.476)

(3.461)

(0.017)

(0.029)

N

14131

7428

14131

7428

9079

7428

R²

0.028

0.209

0.004

0.052

0.008

0.413