Table 8 Heterogeneity of economic scale.

From: Characteristics of the urban environmental regulation network and its impact on carbon emission efficiency in China

Variable

Low

Medium

High

Very high

Deg

0.030

−0.037

0.070*

0.121***

 

(0.98)

(−1.55)

(1.96)

(3.39)

Urban

−0.326***

−0.272***

−0.186***

−0.194***

 

(−4.64)

(−5.34)

(−2.80)

(−4.83)

RGDP

0.050

0.221**

0.140

0.463**

 

(0.69)

(2.36)

(0.90)

(2.40)

IS

0.081

−0.151

−0.053

0.309

 

(0.66)

(−1.41)

(−0.30)

(1.43)

Gov

−1.037***

−0.303**

−0.759**

−0.238

 

(−5.76)

(−2.57)

(−2.40)

(−0.44)

Edu

−0.009

−0.005

−0.046**

−0.172***

 

(−1.31)

(−1.22)

(−2.52)

(−3.77)

Const

0.178

−0.384

−0.304

−1.959**

 

(0.48)

(−0.90)

(−0.40)

(−2.14)

N

826

825

826

825