the study determined optimum inventory levels for various bakery resources using the bread supply chain network in onitsha city. structured questionnaires were administered among bakery factories. the optimum design achieved through the optimization model was compared with the existing systems. analysis of 90 bakeries with a combined capacity of 3960 revealed that total money n 564,408,477.28 i...

this study aims to minimize the total cost of a four-echelon supply chain including suppliers, an assembler, distributers, and retailers. the total cost consists of purchasing raw materials from the suppliers by the assembler, assembling the final product, materials transportation from the suppliers to the assembler, product transportation from the assembler to the distributors, product transpo...

we model a real-world case problem as a price competition model between two leader-follower supply chains that each of them consists of one manufacturer and one retailer. t he manufacturer produces partially differentiated products and sells to market through his retailer. the retailer sells the products of manufacturer to market by adding some values to the product and gains margin as a fracti...

green supply chain management is an environmental approach in supply chain management that aims to decrease ecological risks in products’ life cycle. closed-loop supply chain by collecting and recycling the harmful production in nature attempts to achieve this goal. in this paper, due to different strategies in collecting products, several pricing models in two-echelon closed supply chain are p...

this article aims to identify what and how factors influence management of supply risk in automotive industry supply chain. based on grounded theory and 13qualitative in-depth interviews with 10 managers in iran's automotive industry supply chain, a theoretical framework is developed to examine antecedents and effective factors of this process. this framework suggests a broad range of fact...

The increasing global population will require sustainable means to sustain life and growth. continuous depletion wastage of the energy resources pose a challenge for survival in coming years. bioconversion waste generated at different stages food value chain ethanol can provide solution depleting way address growing issue globally. high carbohydrate nitrogen content make it an ideal alternative...

the present paper explores the barriers to the supply chain of the lightweight construction in the automotive industry in zahedan. the aim of the study is to identify the barriers and the key performance of the automotive supply chain to help develop the production so as to achieve, in this way, higher quality products in less time and high customer satisfaction. to this end, the factors affect...

todays, improving the competitiveness of companies and rapidly responding to diverse customers’ demands requires efficient management of the supply chain. integration is one of the effective indices in a supply chain, and vendor managed inventory (vmi) is one of the innovative approaches in this field. in this paper, an integrated model based on a vmi system for deteriorating and ameliorating i...

supply chain management has been considered by many researchers in order to coordinate the chain members in this new age so that it is considered as a strategic approach for demands, operations, procurements and managing logistical processes. the present study deals with survey of supply components in supply chain management and their effect on organization performance. the research conceptual ...