Network Data Envelopment Analysis Models For Measuring Efficiency Of a Four-Stage Supply Chain With Returned Outputs
الموضوعات : مجله بین المللی ریاضیات صنعتی
M. Vaez-Ghasemi
1
(Department of Mathematics, Rasht Branch, Islamic Azad University, Rasht, Iran.)
Z. Moghaddas
2
(Department of Mathematics, Qazvin Branch, Islamic Azad University, Qazvin, Iran.)
B. Rahmani
3
(Department of Mathematics, Central Tehran Branch, Islamic Azad University, Tehran, Iran.)
الکلمات المفتاحية: returned products, Efficiency, Supply chain, Data Envelopment Analysis, Multi-component Decision making unit,
ملخص المقالة :
In this paper using DEA technique, four-stage DEA model mooted in order to consider the situation in which returned products exist. Returned products are the inputs of the previous sub-processes that need to be reprocessed due to existence of flaws. Here, a supply chain with four stages as supplier, manufacture, distributor, and retailer with intermediate and return products has been considered and a DEA model formulated for performance analysis.