A conjecture of Laffer, which had considerable influence on fiscal doctrine, is that tax revenues of a Leviathan state eventually decrease when the tax rate exceeds a threshold value. We conduct a real effort experiment, in which a "worker" is matched with a non-working partner, to elicit the...

The goal of this paper is to draw some lessons for economic theory from research in psychology, social psychology and, more briefly, in biology, which purports to explain the «formation» of social preferences. We elicit the basic mechanisms whereby a variety of social preferences are...

In this article, we introduce group effects to explain the determinants of wages. We present three models: two models are error component models, specifically a statistical version of the Mincerian model and a microeconomic version of the Lucas (1988) model, and a model of the diffusion of...

The explanation of social inequalities in education is still a debated issue in economics. Recent empirical studies tend to downplay the potential role of credit constraint. This article tests a different potential explanation of social inequalities in education, specifically that social...

This paper discusses the demand for the arts from a theoretical and an empirical perspectives. We suggest that the demand for the arts is price elastic and that art is a luxury good. Education, and learning experiences are also important factors affecting that demand. Ce texte traite de la...