A manufacturing inventory model with shortages with carrying cost, shortage cost, setup cost and demand quantity as imprecise numbers, instead of real numbers, namely interval number is considered here. First, a brief survey of the existing works on comparing and ranking any two interval numbers on the real line is presented. A common algorithm for the optimum production quantity (Economic lot-...

We consider in this paper an Economic Order Quantity (EOQ) problem involving a single supplier that offers quantity discounts and allows retailers to delay payments. The retailers are tempted to form coalitions in order to minimize their costs. We propose a solution approach that generates stable coalition structures for the retailers taking into account the delay in payments and the discount q...

Available online 28 August 2014 In today's era of globalization, periodically new products with better value and added features are introduced into themarket. The rapid technological breakthroughs are creating significant risks of obsolescence at the product level. It creates enormous challenges to coordinate between technologymanagement and inventory control policies. Due to the dynamic nature...

Order processing and inventory management are critical to costs. Therefore, this research aims reduce cost lead time for case study construction material retailer. The objectives 1) the order of retailer; 2) analysis techniques in decision making determine appropriate quantity. 30 employees interviewed collecting data a company raw from January – December, 2021 is used as data. ABC EOQ calculat...

In this article, a finite horizon, multi product and multi period economic order quantity like seasonal items is considered where demand rate is deterministic and known but variable in each period. The order quantities of items come in batch sizes and the end of the period order quantity and, consequently, demand of customers are zero. In addition, storage space is constrained and the problem...