Providing a Model for Measurement and Structuring the Vari-ables Influencing Purchaser-Supplier Relations Using Dematel Technique in Fuzzy Environment

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Abstract

Today competition for attraction of customer and increase of market share has been increased and customers has found special position in market new system as he has more options to choose and votes to those suppliers and producers who better meet customers’ needs. So organizations and institutes seek the approaches to maximize their relations with customers in order to have them as long term asset. In this paper factors influencing the purchaser-supplier relations are investigated via field study and experts’ ideas. Delphi method was used for taking experts’ view and Dematel method was applied for systematic structuring of acquired data.Then applying methods in identification, categorization and quality of factors’ interactive influence on each other, direct and indirect, has been regarded in uncertainty conditions. Prioritization of factors in mathematics indicators framework and also identification of influencing and influenced factors in purchaser-supplier relation are Dematel supplementary results. Findings, show that economic dimension is the most influencing one among influencing factors while effectiveness is the most influenced factor in purchaser-supplier relations.

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