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Citation: Hj. Fuentes et al., A parametric distance function approach for Malmquist productivity index estimation, J PROD ANAL, 15(2), 2001, pp. 79-94

Authors: Grifell-Tatje, E Lovell, CAK

Citation: E. Grifell-tatje et Cak. Lovell, Profits and productivity, MANAG SCI, 45(9), 1999, pp. 1177-1193