Pricing Decisions and Online Channel Selection Strategies in Dual-Channel Supply Chains considering Block Chain

Table 1

Description of main parameters and variables.

Symbols	Descriptions
	The basic potential market demand
	The cross-elasticity price coefficient between two channels
	Sensitivity coefficient for product inspection and evaluation
	Sensitivity coefficient that the product inspection result is false probability
	The manufacturer's unit retail cost in dual sales channels
	The unit commission rate charged by the e-commerce platform
	In model , the product’s wholesale price in the online distribution sales channel
	In model , the product’s premium price in the online distribution sales channel
	In model , the retail price in the online distribution (delegation) sales channel
	In model , the retail price in the online direct sales channel
	With block chain technology, the unit verification fee paid by the e-commerce platform to the manufacturer
	The fixed fee paid by the manufacturer due to block chain technology
	In model , the market demand in the online direct sales channel
	In model , the market demand in the online distribution (delegation) sales channel
	In model , the manufacturer’s profit
	In model , the e-commerce platform’s profit
	Model selection: represents the online direct + online distribution sales model without block chain technology, represents the online direct + online distribution sales model with block chain technology, represents the online direct + online delegation sales model without block chain technology, and represents the online direct + online delegation sales model with block chain technology