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...

In an open-shop model of trade union membership with heterogeneity in risk attitudes, a worker's relative risk aversion can affect the decision to join a trade union. Furthermore, a shift in risk attitudes can alter collective bargaining outcomes. Using German panel data (GSOEP) and three novel...