Cet article revient sur l’interprétation théorique de l’élasticité du nombre d’heures travaillées aux salaires en tenant compte de la demande de travail à temps partiel dans le cadre d’un modèle d’équilibre de recherche en emploi. Une entreprise propose des emplois à temps...

In this paper, we examine the effects of the french government's 1990 reform of the farming sector on indiviuals' retirement behavior. This reform has induced different changes in the Social Security Wealth of farmers living in different rural areas, and thus provided a ``natural experiment''...

On poursuit dans cet article l’analyse de Blanchet et Marioni (1996) des évolutions et caractéristiques du marché du travail pour les individus de 50 à 65 ans. Les données des enquêtes Emploi que nous utilisons pour construire les probabilités d’occupation des états d’activités à...

We propose an original model of human capital investments after leaving school in which individuals differ in their initial human capital obtained at school, their rate of return, their costs of human capital investments and their terminal values of human capital at retirement. We derive a...

Firms are more productive on average in larger cities. Two explanations have been offered: agglomeration economies (larger cities promote interactions that increase productivity) and firm selection (larger cities toughen competition allowing only the most productive to survive). To distinguish...

This paper starts with a review of the economic literature stressing how problems of residential segregation and physical access to jobs can exacerbate urban unemployment.We also present some descriptive statistics on residential segregation and disconnection from jobs in the Paris region using...

This papers provides an explanation for time preference: we show that in the case of uncertain lifetime, future consumption should be weighted not only according to survival probability, but also according to a discount factor due to risk aversion with respect to the length of life. When...

Though rates of intergenerational mobility are the same in the U.S. and Europe today, attitudes toward redistribution – that should reflect at least in part those rates – differ substantially. We examine differences in mobility between the U.S. and France since the middle of the nineteenth...

This paper addresses the relationship between schooling and socioeconomic background, in particular parents’ education. We use an original survey conducted in 2003 in Senegal that provides instruments to deal with the endogeneity of background variables. These instruments describe the...