Table 9 Intermediation effect regression results.

post_treat

0.283^***

0.303^***

0.270^***

0.291^***

1.056^***

0.281^***

(0.028)

(0.025)

(0.044)

(0.024)

(0.031)

(0.026)

envir

0.026^***

(0.008)

internet

0.071^***

(0.005)

cons

0.028^***

(0.007)

gender

0.027

0.017

0.094^***

0.011

0.028

0.017

(0.017)

(0.015)

(0.027)

(0.015)

(0.019)

(0.015)

age

0.008^***

−0.000

−0.031^***

0.002^**

−0.006^***

0.000

(0.001)

(0.001)

(0.002)

(0.001)

(0.001)

(0.001)

urb

0.045^*

−0.012

0.013

−0.011

0.018

−0.011

(0.026)

(0.023)

(0.042)

(0.023)

(0.030)

(0.023)

health

0.022^***

0.008^**

0.012^*

0.008^*

−0.034^***

0.009^**

(0.004)

(0.004)

(0.007)

(0.004)

(0.005)

(0.004)

eduyear

−0.009^***

0.004^*

0.019^***

0.003

0.008^**

0.004

(0.003)

(0.002)

(0.004)

(0.002)

(0.003)

(0.002)

familysize

−0.006

−0.009^**

−0.001

−0.009^**

0.071^***

−0.011^**

(0.005)

(0.004)

(0.008)

(0.004)

(0.005)

(0.004)

child

0.013

−0.038^***

−0.056^***

−0.033^***

−0.021

−0.037^***

(0.012)

(0.011)

(0.019)

(0.011)

(0.014)

(0.011)

fincome

0.011^**

0.005

0.011

0.005

0.067^***

0.004

(0.005)

(0.005)

(0.008)

(0.005)

(0.006)

(0.005)

lngdp

−0.041

−0.150^***

0.030

−0.153^***

0.001

−0.151^***

(0.030)

(0.026)

(0.047)

(0.026)

(0.033)

(0.026)

lnsize

−0.073

0.073

−0.557^***

0.111

0.001

0.071

(0.083)

(0.074)

(0.133)

(0.073)

(0.093)

(0.074)

lntysize

0.014

0.031^***

−0.005

0.031^***

−0.002

0.031^***

(0.009)

(0.008)

(0.015)

(0.008)

(0.010)

(0.008)

_cons

3.468^***

2.134^***

6.504^***

1.759^***

8.517^***

1.982^***

(0.557)

(0.496)

(0.892)

(0.493)

(0.627)

(0.499)

Individual

Yes

Yes

Yes

Yes

Yes

Yes

Year

Yes

Yes

Yes

Yes

Yes

Yes

N

24,739

24,739

24,739

24,739

24,739

24,739

R²

0.771

0.685

0.766

0.690

0.818

0.685

Sobel test

6.335^***(0.000)

16.490^***(0.000)

15.600^***(0.000)