On the AHP-GRAP Model Chosen by the Fourth Party Logistics Service Provider

This paper focuses the phenomenon of insufficient information existing in the selection of the fourth party logistics provider and introduces an assessing model combined GRAP with AHP to conduct a research on the optimal selection.Based on AHP to define the weight,this model makes full use of the grey nature of information.According to the analysis of some examples,it is clear that the method can successfully solve some complicated problems being confronted in the course of selection and evaluation,such as incomplete information,numerous indices and correlated or repeated indices.