[Retracted] Cross-Border E-Commerce Logistics Collaboration Model Based on Supply Chain Theory

Table 5

Three-level assessment index system.

Level 1 indicators	Secondary indicators	Level 3 indicators
Cross-border e-commerce ecosystem collaboration (U)	Species synergy ()	Impact of core species ()
		Impact of key species ()
		Impact of supporting species ()
		Effects of parasitic species ()
	Environmental collaboration ()	Influence of political environment ()
		Impact of economic environment ()
		Impact of social environment ()
		Impact of technology environment ()
	Supply chain collaboration ()	Supplier collaboration between suppliers ()
		Collaboration between supplier and trading platform ()
		Collaboration between trading platform and consumers ()
	Geospatial collaboration ()	Exporting country space collaboration ()
		International space collaboration ()
		Input country space collaboration ()
		Reverse spatial collaboration ()