L'article expose les processus de construction et d'interprétation du terme de « surendettement » à partir de la loi Neiertz de 1989, qui fait entrer cette question dans le champ d'intervention politique. Il invite à réfléchir à la façon dont les différents acteurs déclinent, en...

With population ageing in a changing PAYG system context, our aim is to identify whether households take into account a retirement risk in their global accumulation behaviour. We define the retirement risk as a long term revenue risk linked with changes in the generosity of the PAYG system. We...

This article provides an overview of the literature on the psychological value of time. It discusses various determinants of the discount rate and the possibility of hyperbolic discounting. The historical approach helps us to trace the origins of the concept of psychological value of time. This...

Kimball, 1990a and Kimball, 1990b established that income risk increases the marginal propensity to consume if and only if absolute prudence decreases. We characterize decreasing and increasing multivariate prudence and show that a multidimensional risk increases the marginal propensity to...