Effective coordination is a hallmark of successful supply chain management. Without such coordination, vendors and buyers will act independently to make decisions that optimize their own objectives (e.g., maximize their respective profits or minimize their costs). This non-coordinated approach...

Decision making about portfolio selection problem under uncertainty is very important and critical, so it is rational and necessary to use ideas of a DM who is proficient in stochastic problems. For example, the Goal Attainment Programming (GAP) is one of the methods in priori category that...

This paper discusses a manufacturing inventory model with shortages where carrying cost, shortage cost, setup cost and demand quantity are considered as fuzzy numbers. The fuzzy parameters are transformed into corresponding interval numbers and then the interval objective function has been...