The Influence Study on Environmental Regulation and Green Total Factor Productivity of China’s Manufacturing Industry

Table 7

Test results for the threshold effects of manufacturing and sectors.

Variables	ERI is threshold variable
	Manufacturing industry	Heavy pollution industries	Moderate pollution industries	Slight pollution industries
One step	−0.6440963	−1.44666	−28.64005	−17679.08
Two-step	1.683985	1.754965	0.0115814	1.457588
SS	−0.011081	−1.434119	−2.535244	0.0477941
FDI	−0.2118817	−1.545412	0.004708	−1.040166
CP	0.0198497	0.0226288	−0.0132586	−0.0178023
ES	3.609595	2.998984	4.011365	7.740971
Cons	0.74884	2.13412	1.277074	0.2564002
F value	34.62	25.45	20.25	14.28
R2	0.3944	0.6091	0.5536	0.4356

, , and are significant at the levels of 10%, 5%, and 1%, respectively.