This paper examines some of the trade-related aspects of the transatlantic conflict over agricultural biotechnology regulation. We first review the notion of 'regulatory protectionism' and the difficulties arising in its definition. We also discuss its economic rationale in the light of the...

This paper makes explicit the links between preferences over lotteries on length of life and intertemporal choice. I show that the approach used by traditional life cycle models to account for uncertain survival corresponds to a strong assumption of risk neutrality with respect to the length of...

There are large spatial disparities in unemployment durations across the 1,300 France). In order to characterize these imbalances, we estimate a proportional on an exhaustive dataset of all unemployment spells starting in the first recover a survival function for each municipality that is purged...

Starting with controversies on workers pensions at the beginning of the 19th century, many debates occurred on individuals' willingness to save for their old days. However it remains difficult to assess old people capacity to live their old age. We investigate the situation of old people before...

Recent works emphasize the role of the family in migration decisions. They particularly insist on the specific schedule of mobility that depends not only on individual life-cycle but also on the situation of the whole family at a given time. French military registers provide us with very...

We explore how human capital investment of a child is affected by the number and the gender of his/her siblings. We test for two alternative explanations : competition for scarce resources versus direct interactions between siblings. We provide an empirical application using Brazilian data.

In this paper, we investigate how residential segregation and bad physical access to jobs contribute to urban unemployment in the Paris region. We first survey the general mechanisms according to which residential segregation and spatial mismatch can have adverse labor-market outcomes. We then...

Using a recent household survey conducted in Senegal with detailed data on movements in and out of the household as well as transfers, both sent and received, we compare the impact of income shocks on both, focusing on differences between the urban and rural sectors. Marked differences emerge....

This paper analyzes the determinants of success at the concours d'agrégation en sciences économiques. This is a centralized hiring procedure through which professors of economics are selected in France. Using detailed data from all concours held between 1984 and 2003, we focus on the role of...