[Retracted] Research on the Contribution of Electronic Commerce to Economic Development: An Empirical Analysis Based on Artificial Neural Network

Table 4

Panel data estimation results.

Variable name	Variable meaning	Fixed effect	-statistic	Collinear diagnosis (VIF value)
	Constant term	6.881	10.9330
Log(YMS)	Number of domain names	0.0202	1.9486	2.187
Log(KDL)	Express volume per capita	0.0555	3.2093	5.863
Log(ECQY)	The number of businesses with e-commerce trading activities	0.0260	1.4111	6.106
Log(ECJY)	E-commerce transaction volume	0.0194	1.1535	7.935
Log(WSLS)	Per capita online retail sales	0.1060	7.3975	8.082
Log(JYSP)	Education level per capita	1.0434	3.9127	2.129
Log(KFSP)	External opening level	0.0985	4.6355	4.903
		0.0000
	Goodness of fit	0.9779