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    • A translation invariant pure DEA model 

      Vincent, Charles; Färe, Rolf; Grosskopf, Shawna (CENTRUM Publishing, 2015)
      This short communication complements the DEA model proposed by Lovell and Pastor (Eur. J. Oper. Res. 118 (1999), 46-51), by incorporating both positive and negative criteria in the model. As such, we propose a DEA model, ...