Urban-Rural Logistics Coupling Coordinated Development and Urban-Rural Integrated Development: Measurement, Influencing Factors, and Countermeasures

Table 10

The grey correlation coefficient between the urban logistics factors and urban-rural integration degree.

Year	Economic environment	Logistics infrastructure	Logistics informatization	Logistics demand	Logistics human resources
2011	0.888	0.995	0.949	0.888	0.889
2012	0.876	0.862	1.000	0.880	0.867
2013	0.733	0.725	0.736	0.742	0.720
2014	0.610	0.610	0.589	0.619	0.597
2015	0.604	0.583	0.597	0.614	0.669
2016	0.564	0.542	0.554	0.571	0.636
2017	0.514	0.497	0.495	0.509	0.570
2018	0.497	0.476	0.478	0.482	0.538
2019	0.496	0.537	0.462	0.476	0.525
2020	0.415	0.479	0.406	0.402	0.435