Research on Two-Level Price-Fluctuation Supply Chain Ordering Strategy Problem

Table 2

Descriptions of symbols and parameters (t = 1, 2).

Symbols and parameters	Descriptions
	Fluctuant retail price
	Demand
	Joint probability density function of price and demand
	Joint probability distribution function of price and demand
	Marginal probability density function of price
	Marginal probability distribution function of price
	Marginal probability density function of demand
	Marginal probability distribution function of demand
	Copula density function
	Copula distribution function
	Profit of the supplier
	Profit of the retailer
	Retailer’s profit at normal price level
	Retailer’s profit at discount price level
	Unit wholesale price
	Unit disposal price
	Unit production cost of the supplier
	Order quantity