Study on Evolution and Interaction of Service Industry Agglomeration and Efficiency of Hebei Province China

Table 4

GMM estimation results of PVAR model.

Variable	Model (1)		Model (2)		Model (3)
	Lnlq	lntec	Lnlq	lnpec	Lnlq	Lntch
L1. Lnlq	0.393 (0.008)	0.558 (0.003)	0.407 (0.002)	0.313 (0.008)	0.289 (0.027)	−0.245 (0.000)
L1. Lntec	0.063 (0.529)	−0.272 (0.020)
L1. Lnpec			0.065 (0.458)	−0.183 (0.534)
L1. Lntch					0.074 (0.311)	−0.026 (0.521)

Note: L1 represents a lag period; , , and represent significant levels of 10%, 5%, and 1%, respectively.