Research on the Supply Chain Performance Evaluation Mechanism Based on Emergencies

Table 1

Introducing the main symbols.

R	Response ability (variable)
C	Production cost per unit
p	Market price
	Market demand (d is a constant and )
	Manufacturer’s response cost
E [min (D, R)]	Expected sales
	Total profit of the supply chain
	Optimal responsiveness
	Traditional optimal responsiveness
	Manufacturer profit function
	Retailer profit function
p′	Traditional wholesale price
	Pay by appointment
	% of manufacturer’s profit
	% of retailer’s profit
	Sudden total market demand ( need specific information mode definition)
	Profit function under emergencies	The supply chain
		Manufacturer
		Retailer
λ	Additional production cost
	The optimal responsiveness		Complete information symmetry
			Incomplete information symmetry
			Information asymmetry