TR

DT

TR

DT

TR

DT

(1)

(2)

(3)

(4)

(5)

(6)

−1.84

(−0.03)

−1079.02^**

(−2.60)

−47.52

(−0.88)

147.01

(0.30)

99.05

(0.73)

1769.54

(1.19)

11.25

(0.38)

597.42^**

(2.26)

29.01

(1.00)

39.97

(0.16)

−3.9

(−0.23)

−152.66

(−0.82)

43.87

(1.43)

−369.94

(−1.64)

−33.13

(−1.09)

50.79

(0.23)

−16.25

(−0.25)

377.18^*

(2.02)

Rgdp

0.004^*

(1.78)

0.004

(0.25)

0.004^*

(1.81)

−0.005

(−0.28)

0.0046^**

(2.09)

−0.0014

(−0.09)

Health

0.013^***

(4.57)

0.098^**

(2.37)

0.013^***

(1.81)

0.12^**

(2.27)

0.012^***

(4.14)

0.108^***

(3.25)

Structure

8.10^***

(5.65)

12.94

(0.84)

8.053^***

(4.72)

−1.41

(−0.06)

8.85^***

(4.41)

0.108

(0.34)

Population

−0.012

(−0.77)

0.13

(0.72)

−0.013

(−0.86)

−0.15

(−1.13)

0.004

(0.26 )

−0.099

(−0.64)

Year

0.47

(0.08)

103.02^**

(2.53)

0.38

(0.06)

106.3^**

(2.36)

0.17

(0.03)

109.28^**

(2.42)

Constant

−1428.85

(−0.12)

−207,664.7^**

(−2.55)

−1201.37

(−0.10)

−213,874.8^**

(−2.38)

−827.65

(−0.07)

−220,155^**

(−2.43)

R²

0.8405

0.6480

0.8450

0.5946

0.8408

0.6612

Observations

252

252

252

Treatment Group

Guangdong

Hunan

Hubei