A Multinational Green Supply Chain Model Suffered to Import Tariff

Table 1

The description of the symbols.

Symbols	Explanation
	The potential market demand for green products in the import country
	Sensitivity of consumer demand to price
	Production cost per unit of green product
	Greenness level of green products
	The green investment
	Parameter of green investment cost
	The market retail price
	The market demand
	The green performance price ratio for a green product
	The wholesale price
	The highest wholesale price offered by the manufacturer
	Wholesale price quantity discount coefficient
	The green preference of consumers in the importing country
	The specific tariff ratio
	The cost sharing ratio of R&D investment