Costa, Leonardo; Oude Lansink, Alfons G.J.M.; Silva, Elvira - European Association of Agricultural Economists - EAAE - 2009
A two-stage approach is employed to analyze the efficiency of cooperatives responsible for ruminants’ disease control (OPP) at the farm level in Northwest Portugal. In the first stage, Data Envelopment Analysis (DEA) is used to estimate and decompose input-based overall inefficiency for each...
