This paper considers the effects of trade unions on the education sector in Argentina. We have provided a substantial amount of new information and we have found useful preliminary results on some of the channels of union influence on the performance of this crucial sector. We find that those...

Trade unions are often argued to cause allocative inefficiencies and to lower welfare. We analyze whether this evaluation is also justified in a Cournot-oligopoly with free but costly entry. If input markets are competitive and output per firm declines with the number of firms (business...

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...