Table 7 Results of direct, indirect, and total effects of SubGI, SymGI on PTE under ER in the short-term.

From: Assessment of green technology innovation on energy-environmental efficiency in China under the influence of environmental regulation considering spatial effects

Weight

\({\mathrm{W}}_{a}\)

\({\mathrm{W}}_{b}\)

\({\mathrm{W}}_{c}\)

Effect

Direct

Indirect

Total

Direct

Indirect

Total

Direct

Indirect

Total

\(\mathrm{lnSubGI}\)

0.0102*

(1.66)

− 0.0211*

(− 1.79)

− 0.0109

(− 0.83)

0.0121**

(2.02)

− 0.0812***

(− 2.64)

− 0.0691**

(− 2.21)

0.0126**

(2.01)

− 0.0237*

(− 1.67)

− 0.0111

(− 0.72)

\(\mathrm{lnSymGI}\)

− 0.0219***

(− 3.19)

0.0079

(0.60)

− 0.0140

(− 0.99)

− 0.0200***

(− 2.86)

0.0233

(0.71)

0.0033

(0.10)

− 0.0247***

(− 3.52)

0.0526***

(3.03)

0.0280

(1.60)

\(\mathrm{lnER}\)

− 0.0069

(− 1.21)

0.0253***

(2.67)

0.0184**

(2.14)

− 0.0035

(− 0.65)

0.0516**

(2.56)

0.0481***

(2.59)

0.0040

(0.77)

0.0035

(0.24)

0.0075

(0.49)

\(\mathrm{lnSubGI}\)*\(\mathrm{lnER}\)

− 0.0009*

(− 1.93)

0.0014

(1.36)

0.0005

(0.41)

− 0.0009*

(− 1.87)

0.0053*

(1.90)

0.0044

(1.48)

− 0.0007

(− 1.53)

0.0034

(1.49)

0.0027

(1.14)

\(\mathrm{lnSymGI}\)*\(\mathrm{lnER}\)

0.0014***

(2.73)

0.0006

(0.58)

0.0020

(1.64)

0.0015***

(2.91)

− 0.0035

(− 1.31)

− 0.0020

(− 0.73)

0.0013***

(2.63)

− 0.0028

(− 1.14)

− 0.0015

(− 0.60)

\(\mathrm{lnControls}\)

Yes

Yes

Yes

Province/Year

Yes

Yes

Yes

Spatial rho

0.0199

(0.26)

0.5156**

(2.42)

0.1762**

(2.36)

sigma2_e

0.0006***

(15.48)

0.0005***

(15.60)

0.0006***

(15.52)

R-squared

0.959

0.923

0.901

Observations

420

420

420

  1. z-statistics in parentheses, ***, **, * indicate significance at the level of 1%, 5%, 10%.