In this paper, we consider an integrated vendor-buyer inventory policy for a continuous review model with a random number of defective items and screening process gradually at a fixed screening rate in buyer’s arriving order lot. We assume that shortages are allowed and partially backlogged on the buyer’s side, and that the lead time demand distribution is unknown, except its first two moments....

Traditionally, the inventory models available in literature assume that all articles purchased lot are perfect and demand is constant. However, there many causes provoke presence of defective goods dependent on some factors. In this direction, paper develops an economic order quantity (EOQ) model for imperfect quality items, taking into account ones sent as a single to repair shop reworking. Af...

One of the most fruitful areas in the line of inventory is that the deficiency of handling/ production facilities can be overcome through a natural phenomenon known as learning effect. Due to this the performance of service and manufacturing organizations engaged in a repetitive process improves with time. The proposed economic order quantity model (EOQ) in this paper has been made realistic by...

In today’s world, there is an increasing awareness among consumers for demanding sustainable products. Several countries have already started working to create strategies for implementing sustainable manufacturing. Other countries are making efforts to access international markets and face intense market competitions in terms of sustainable status of products, which build a huge pressure on man...

In this paper, a supply chain model between manufacturing firm and group of retailers has been developed. Manufacturing produces simultaneously both perfect imperfect items which are separated by screening process. Then the transferred to retailers’ showroom/warehouse located in different places part repaired rework Retailers receive products from manufacturer with paying partial pre-payment en...