Industry Efficiency and Total Factor Productivity Growth under Resources and Environmental Constraint in China

Table 3

Estimation results of environmental efficiency and environmental TFP^a.

Variable	Coefficient estimates
Predictor	Environmental efficiency		Environmental TFP
	VRS	CRS
Intercept	3.393 (3.334)***	2.283 (2.209)***	2.561 (3.227)***
𝑋1	−7.234 (−6.789)***	−7.583 (−7.968)***	−8.821 (−10.271)***
𝑋2	0.16 (2.968)***	0.158 (1.260)	0.172 (3.234)***
𝑋3	2.747 (0.994)	2.969 (1.227)	3.066 (3.485)***
𝑋4	15.031 (6.092)***	16.213 (6.256)***	15.615 (7.162)***
𝑋5	−0.157 (−2.314)**	−0.196 (−2.206)**	0.034 (5.413)***
𝑅^2 (sigma)	0.064	0.035	0.894
Observations	396	396	360

^aThe standard errors of coefficient estimates are in parentheses. ** and *** denote significance at 5% and 1% levels, respectively.