Green Credit, Financial Ecological Environment, and Investment Efficiency

Table 7

Test results of PSM-DID.

Variable	Before the promulgation of the Guidelines			After the promulgation of the Guidelines			Difference-in-difference
	Experimental group	Control group	Difference	Experimental group	Control group	Difference
Absinvest	0.032	0.026	0.006	0.024	0.019	0.005	−0.001
SE			0.001			0.001	0.001
|t|			8.88			9.04	1.71
			≤0.001			≤0.001	0.087

Standard deviations are in parentheses; , , and indicate significant differences at p < 0.01, p < 0.05, and p < 0.001, respectively.