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...

The paper investigates the impacts of demographic change on the financial sustainability of a pay-as-you-go social security system in an economy with unemployment caused by trade unions. Using a simple two-period overlapping generations approach, it can be shown that the trade union behavior...

This paper investigates how demographic change affects the financial sustainability of apay-as-you-gosocialsecuritysysteminanenvironmentwithcollectivebargainingonthe labor market. Partial equilibrium analysis shows that the contribution rate or the benefit level decreases, if the old-age...