The aim of this paper is to better understand the impact of unemployment on the design of Pay-As-You-Go pension systems, in the context of population aging. We consider a model in which people differ according to age and face in every period a given probability of becoming unemployed. We first...

This study aims at evaluating the actual profile of marginal productivity across age groups within the workforce. As age-productivity profiles might differ between occupations, we differentiate the workforce simultaneously by skills (low-skilled, highskilled) and by age (young, middle-aged,...

Over the last fifteen years, France has experienced a reversal of older workers' labor force participation and employment rates. Changes in health, life expectancy or education levels over the period are trend variables and thus cannot explain this “U-shaped” time profile. Pension reforms...