Overcontribution in experiments on voluntary contribution to a public good has not yet received a fully satisfactory explanation. In those experiments, subjects cooperate, in contradiction with the game-theoretic prediction. In contrast, in oligopoly-experiments and common pool resource...

English Abstract: Latin notaries are more and more frequently defined as gatekeepers, due to their role in providing preventive legal control (in addition to certifying documents), a role that becomes increasingly important in modern legal systems.However, applying this american term loosely to...

French Abstract: Le numérique, en permettant le développement de projets collaboratifs de production de connaissance, a renouvelé l'analyse économique du fonctionnement des communs (informationnels). Si la motivation des contributeurs à participer à ces communs fait l'objet d'une...

French Abstract: Nous menons une évaluation contingente pour estimer la disponibilité à payer (DAP) pour un programme de création de nouvelles réserves forestières en Suisse et en analyser ses déterminants. L'analyse paramétrique et non-paramétrique des réponses au choix dichotomique...

Usually, an economic good isn't available gratuitously, but the case of information goods and services (IGS) is specific. Their intrinsic properties allow zero prices that is unconceivable for the others economic private goods. The gratuitousness is not the aim of productive activity ; it...

The idea of regulating pollutions by means of tradable emission permits on a competitive market was developed for the first time by Dales in 1968. The question of the citizens’ participation on these markets received little attention in the economic literature. However, people are allowed to...

This paper presents a new economic mechanism, such that the associated game form implements Lindahl equilibria as Nash equilibria. Each player sends a 2-dimensional message, in order to tell his marginal propensity to pay and his demand for the public good. At a Nash equilibrium, the players...

In this paper, we present an economic model of moral motivation. Consumers prefer regarding themselves as socially responsible individuals. Voluntary contributions to public goods are motivated by this preference. The self-image as socially responsible is determined by a comparison of one's...

Un groupe d'agents décide de mettre à sa disposition un site collectif polluant. Pour ce faire, ils font appel à une entreprise chargée de la localisation et de la construction de l'installation. Celle-ci leur propose une procédure de localisation/tarification soumise à l'approbation de...

Le service d’élimination des déchets ménagers présente divers risques environnementaux et sanitaires. Si, en accord avec la législation actuelle, nous supposons que le recyclage constitue la moins mauvaise des voies d’élimination, développer la collecte sélective améliore la...