[eng] This article focuses on the dynamics of beef supply response in the French beef sector. The objective of this paper is to provide a model of beef supply response within a dynamic microecono- mic framework. The aim of this model is the understanding of cattleman decisions and the assessment...

[eng] This paper develops a methodology dealing with desirable and undesirable output asymmetrically which is used to evaluate the impact of agri-environmental policy, both in France and Germany, on the technical and environmental efficiency of arable farms with a nitrogen surplus. Results...