Pantzios, Christos; Tzouvelekas, Vangelis; Karagiannis, … - Department of Economics, University of Crete - 2005
Using a stochastic frontier approach and a tranlog input distance function, this paper implements the input-oriented Malmquist productivity index to a sample of Greek aquaculture farms. It is decomposed into the effects of technical efficiency change, scale efficiency change, input-mix and,...