In the past decades unemployment in the Netherlands has gone down substantially. The main suspects responsible for this decline are the growth of part-time labor, the reform of the benefit system and wage moderation. Nevertheless, in 2002 the unemployment rate in the Netherlands has increased...

This paper studies collective contests with endogenous cost sharing, general effort costs and intra-group heterogeneity of prize-valuation. Our objective is to clarify the relationship between cost sharing, intra-group heterogeneity within the competing groups and the elasticity of the marginal...