Supply Chain Network Design under Demand Uncertainty and Supply Disruptions: A Distributionally Robust Optimization Approach

Table 3

Comparisons under different probability distributions under box uncertainty.

Scenario probability distribution	Optimal objective function value	Objective function value when applying robust solutions to a real distribution	Performance loss ratio
(0.7295, 0.0500, 0.2100, 0.0105)	379422.0	319096.0	15.90%
(0.7085, 0.0500, 0.2300, 0.0115)	377534.6	321631.7	14.81%
(0.6875, 0.0500, 0.2500, 0.0125)	375647.3	324167.4	13.70%
(0.6665, 0.0500, 0.2700, 0.0135)	373759.9	326703.0	12.59%
(0.6455, 0.0500, 0.2900, 0.0145)	371872.6	329238.7	11.46%