Classifying percentage of inputs and outputs in DEA

In conventional data envelopment analysis ( DEA) inputs and outputs measure are known and in some cases, to distinguish the role of measures as input or output are not possible, precisely. In the other words, a measure can play both of input and output roles. In such situation, decision makers’ perspectives identify the role of measures as input or output, in practical application. In this paper, the models are introduced that one can identifies percentage role of flexible measures as input and output.

کلیدواژه ها:

DEA ، Flexible measure ، Efficiency ، Inputs and outputs indexes