Table 4 Endogenetic test.

From: Study on carbon emission reduction effect of institutional openness in China

 

I

II

Policyit

 

− 0.030**

 

(− 2.25)

IVTimet

0.978***

 

(10.01)

 

Control

Yes

Yes

Cons

0.044**

− 2.203***

(2.13)

(− 4.75)

N

3976

3420

F-value

1298.35

 

Z-value

 

512.22

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