This paper provides an empirical analysis on the determination of wages at the sectoral level in main industrial economies. Nominal wages are bargained between labour unions and employers in imperfect competitive markets, where spillovers across sectors might occur. Using a principal component...

This paper proposes a test for the existence and the degree of contagious presenteeism and negative externalities in sickness insurance schemes. First, we theoretically decompose moral hazard into shirking and contagious presenteeism behavior. Then we derive testable conditions for reduced...

We use a microeconometric model of household labour supply in order to evaluate, with Italian data, the behavioural and welfare effects of gender based taxation (GBT) as compared to other policies based on different optimal taxation principles. The comparison is interesting because GBT, although...