supplier selection is a multi-criteria problem. this study proposes a hybrid model for supporting the suppliers’ selection and ranking. this research is a two-stage model designed to fully rank the suppliers where each supplier has multiple inputs and outputs. first, the supplier evaluation problem is formulated by data envelopment analysis (dea), since the regarded decision deals with uncertai...

in this study, an outsourcer evaluation and management system is developed for a manufacturing company by use of fuzzy goal programming (fgp). a first phase of the methodology evaluation criteria for outsources and the objectives of the company are determined. considering the fuzziness in the decision data, linguistic variables that can be expressed in generalized fuzzy number are used. the pro...

As threshold determination is arduous when using PROMETHEE (Preference Ranking Organization METHod for Enrichment Evaluations) to make decisions, this study proposes a comprehensive PROMETHEE-based group decision support covering the uncertainties of determination, risk preferences, and evaluation itself. To reduce difficulty on it explicitly offers statistical aggregation individuals’ indiffer...

Comparing portfolio performance is complex due to the fact that each model dominant in its own risk space. Since there no single measure, research problem how incorporate several different measures into a evaluation allows portfolios be ranked. In this regard, objective of study was develop new comprehensive method for comparing based on multiple-criteria decision-making (MCDM). This paper prop...