Market Integration and Regional Innovation in China: Evidence from the Yangtze River Delta Region

Table 3

Variance expansion factor test (VIF).

Variable	VIF	1/VIF
lnMI	1.627	0.615
lnGOV	1.396	0.716
lnPTI	3.087	0.324
lnINT	3.581	0.279
lnFDI	1.230	0.813
lnGDP	1.156	0.865
lnTR	1.635	0.612