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Table 1 The parameters description for system

From: Complexity analysis of cold chain transportation in a vaccine supply chain considering activity inspection and time-delay

Parameter Symbolic description
β Sensitivity coefficient of consumers to the retail price of vaccines.
p Retail price of unit vaccine.
w Wholesale price of unit vaccine.
c Unit sale cost of vaccine.
A Sales saturate asymptote.
B Cold chain transport sensitivity.
y The vaccine activity inspection level.
b The cold chain transportation level.