In this study we use data envelopment analysis to decompose the overall economicefficiency of a sample of ethanol plants into three subcomponents: technical efficiency, allocative efficiency and a new component we call marketing efficiency. The relative importance of these sources of efficiency...

With the enforcement of the Water Framework Directive 2000/60/EC (WFD), policy makers arerequired to pursue the improvement of the use efficiency of the water resources in the agriculturalsector. For this purpose, we suggest a methodology to perform an ex-ante analysis of the efficiency ofwater...