Does China’s OFDI Successfully Promote Environmental Technology Innovation?

Table 2

Test results of threshold significance.

Threshold			Critical value
			1%	5%	10%
Single threshold	50.1	0.0633	83.678	53.2775	37.1065
Double threshold	45.23	0.0067	42.7996	30.7599	22.7573
Triple threshold	28.41	0.5033	92.2770	76.3859	64.3616

Note. The and the critical value are obtained from 300 bootstrap replications. , and denote significant levels at 1%, 5%, and 10%, respectively.