La réforme de la PAC offre l’opportunité de proposer des pistes d’amélioration des mesures agroenvironnementales (MAE). L’analyse des facteurs de choix d’une MAE par les agriculteurs peut mettre en évidence les leviers mobilisables pour augmenter leur participation à ce dispositif....

The invasion by the spreading species is one of the most serious threats to biodiversity and ecosystem functioning. Despite a number of empirical and theoretical studies, there is still no general model about why or when settlement becomes invasion. The purpose of this work is to test a model of...

We study long run carbon dioxide emissions-economic development relationships for advanced countries grouped in policy relevant groups: North America and Oceania, South Europe, North Europe. By relying on recent advances on Generalized Additive Mixed Models (GAMMs) and adopting interaction...

La Trame verte et bleue (TVB), nouveau dispositif d’action publique visant à enrayer la perte de biodiversité traduit un renouvellement des référentiels de justification des politiques de conservation et de leur stratégie territoriale. Il s’agit d’intégrer la planification...

We propose a dynamic graph-theoretic model for ecosystem management as a control over networked system composed of target nodes and unmarked nodes. The network is represented by a complete graph, in which all vertices are connected by a unique edge. Target nodes are attracted by the objective...

The use of labels on fresh fruits have significantly influenced and transformed the fresh produce market over the last decade. While it is well-known from the literature that food labels notably shape consumers' choices and consequently their willingness to pay (WTP) incremental premiums for...

While the use of chemical inputs in agriculture is increasingly under debate, this article examines the determinants of their consumption by French wine-growers at an individual level. We introduce criteria relating to the structure of vineyards and to their financial situation. Using data from...