This contribution establishes, from a theoretical viewpoint, the relations between the Malmquist productivity indices, that measure in either input or output orientations, and the Luenberger productivity indices, that can simultaneously contract inputs and expand outputs, but that can also...

Un des principaux objectifs des différentes réformes successives de la PAC est de soumettre davantage l’offre agricole européenne aux signaux des marchés. De fait, la recherche de compétitivité devient une préoccupation majeure des agriculteurs. Les moins performants doivent rattraper...

Successive CAP reforms have increased the exposure of European agriculture to market forces. As a result, farmers have become preoccupied with their competitiveness and have progressively adopted best practices. However, these long-run technological adjustments could be slowed down by eventual...