Impact of Low-Carbon City Policy on Enterprise Investment Efficiency: Based on the Heterogeneity of Chinese Urban Culture

Table 6

Regression results of industrial heterogeneity in carbon emissions.

Variables	(1)	(2)	(3)	(4)
	High emissions	Median emissions	Low emissions	Medium- and low-emission industries
LCC	-0.009	-0.000	-0.003	-0.003
	(-1.81)	(-0.11)	(-0.49)	(-1.05)
Constant	0.078	0.009	0.220	0.113
	(1.78)	(0.23)	(2.83)	(1.60)
Observations	3,974	3,483	2,910	6,393
-squared	0.033	0.045	0.048	0.033
Control variables	Yes	Yes	Yes	YES
Time fixed effects	Yes	Yes	Yes	YES
Enterprise fixed effects	Yes	Yes	Yes	YES
Province fixed effects	Yes	Yes	Yes	YES
Industry fixed effects	Yes	Yes	Yes	YES

Note: robust -statistics are in parentheses; , , and .