(1)

(2)

(3)

lnCI

lnCI

lnCI

index

−0.008***

−0.007**

−0.006**

(0.0028)

(0.0029)

(0.0027)

lnpgdp

2.276

1.460

(1.4744)

(0.9474)

lnpgdp2

−0.103

−0.065

(0.0685)

(0.0433)

urban

−0.001**

(0.0003)

fdi

0.012

(0.0089)

gov

0.011***

(0.0024)

hc

−0.006

(0.0421)

_cons

6.433***

−6.058

−1.938

(0.1484)

(7.9832)

(5.2068)

city effect

Yes

Yes

Yes

time effect

Yes

Yes

Yes

R2

0.573

0.579

0.673

F

89.437

78.102

149.136

N

2583

2583

2583