In this paper, we integrate the retirement deadline taking into account both labor demand and labor supply specificities. This approach reveals that firms' employment decisions play an active role in the early retirement decision. We show that, in a walrasian economy, social security reforms...

This paper analyzes how the frictions in the labor market simultaneously affect the economic growth and the long run unemployment. To this goal, we develop a Schumpeterian model of endogenous growth: agents have the choice of being employed or being doing R&D activities. Unemployment is caused...

This paper proposes the use of optimal grouping methods for determining the various age groups within a population. The cuto� ages for these groups, such as the age from which an individual is considered to be an older person, are then endogenous variables that depend on the entire population...