Stochastic Programming of Sustainable Waste Cooking Oil for Biodiesel Supply Chain under Uncertainty

Table 2

Description of the symbols used in the allocation decision model.

Symbol	Description
	Quantity that i expects to provide to vendor r for kitchen waste purchase (tons/year)
	Expected purchase price given by vendor r (Yuan/ton)
	Fees of restaurants i providing kitchen waste to vendor r (Yuan/year)
	Quantity expected to be supplied by the restaurant i to the biodiesel operator (tons/year)
	The equilibrium price between supply and demand of restaurant i and vendor r (Yuan/ton)
	Fees for the provision of kitchen waste by restaurant i to the biodiesel operator (Yuan/year)