[Retracted] Analysis of Stock Market Opening and Environment Protecting Information with Computational Technologies: Evidence from China

Table 5

Stock market opening and environmental protection information disclosure: based on PSM.

Variable	(1)	(2)
	Disclose	Disclose
Treat	0.267	0.264
	(1.14)	(1.07)
Treat ∗ Post	0.602	0.524
	(2.16)	(1.85)
Size		0.052
		(0.95)
ROE		0.092
		(0.63)
Growth		−0.001
		(−0.20)
Bigshareholder		−0.018
		(−2.72)
Big Four		0.818
		(2.20)
Institute		−0.025
		(−1.54)
Age		0.069
		(1.76)
State		0.662
		(2.34)
Constant	17.295	15.998
	(39.93)	(13.80)
Industry	Yes	Yes
Year	Yes	Yes
Observations	3572	3572
Pseudo R^2	0.179	0.194

Z values are reported in the parentheses. , , and .