Restricting weight flexibility in data envelopment analysis (with Y-H.B.Wong), Journal of the Operational Research Society, vol.41, no.9, 1990, pp829-835

In this paper we present a method, based on the use of proportions, for restricting weight flexibility in data envelopment analysis. This method is applicable when the decision-making units being evaluated have multiple inputs and outputs.

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J E Beasley