Internet Development, Collaborative Innovation, and Carbon Emissions

Table 8

Mediation effect test.

Variable	Benchmark model
	cg	eci	cg
L.lncg	0.5919		0.6007
	(12.24)		(11.80)
intel	-0.0155	0.0179	-0.0133
	(-0.55)	(0.54)	(-0.47)
eci			-0.0068
			(-0.12)
lngdp	0.0769	0.3340	0.0537
	(0.61)	(2.36)	(0.40)
open	-0.0761	0.0530	-0.0865
	(-0.79)	(0.48)	(-0.89)
city	0.3212	0.8706	0.3744
	(0.70)	(1.68)	(0.81)
lne_c	0.4752	0.2132	0.4856
	(4.52)	(1.89)	(4.60)
Wintel	-0.0593	0.0408	-0.0749
	(-0.84)	(0.50)	(-1.02)
Weci			-0.1634
			(-1.01)
Wlngdp	0.2646	0.0196	0.2074
	(1.01)	(0.07)	(0.77)
Wopen	0.1366	0.1032	0.1480
	(0.68)	(0.46)	(0.74)
Wcity	-0.8797	1.5351	-1.1584
	(-0.80)	(1.22)	(-1.02)
Wlne_c	-0.2716	-0.4656	-0.2655
	(-0.85)	(-1.31)	(-0.82)
R^2	0.8850	0.2418	0.8575
Obs	240	240	240

Note: , , and represent 1%, 5%, and 10% significance levels, respectively.