Presenting a Conceptual Model for Sustainable Supplier Selection (A case study in SAIPA supply chain)

Sustainable supplier selection in the long term, lead to a competitive advantage in the supply chain. This study aims to present a conceptual model for sustainable supplier selection in the SAIPA supply chain. In first, based on a comprehensive literature review 58 indicators identified to assess the sustainable suppliers. After checking the indicators by automotive industry's supply chain experts, only 17 indicators were verified. Then, the questionnaire distributed among experts in the SAIPA's supply chain, and finally 191 questionnaires was obtained. In next sustainable supplier selection model was estimated by using confirmatory factor analysis and the indicators explained three latent variables (economic, social and environmental). The results achieved by this research model revealed that the sustainable suppliers in order of priority to the aspects of "social", "economic" and "environmental" conditions. The results achieved by this research model revealed that the sustainable suppliers selection explained by "social", "economic" and "environmental" latent variables. Also the priorities of each sub-index was determined in explained “sustainable suppliers selection” model.