To access the efficient inventory system, managers should consider all the situations that have happened in reality. One of these situations is the presence of the defective items in each received lot and the other situation is being the group of customers that do not wait to fulfill their...

Managers always want to decrease the cost of the inventory system and increase the customers’ satisfaction. To access to the mentioned aim they should notice the different aspects of their inventory system to become successful in today competitive global marketing. In this research we model...