In this paper the Signalling approach to the explanation of wage differentials is analysed in a critical way. Departing from the classic Spence's model, the article shows how the introduction of inequalities in accessing to education leads to separating equilibria characterised by redistributive...

The paper explains how a country can fall into a quot;low-skill, bad-job trap,quot; in which workers acquire insufficient training and firms provide insufficient skilled vacancies. In particular, the paper argues that in countries where a large proportion of the workforce is unskilled, firms...

The earnings of workers are reduced for many years after being displaced from their jobs, and those workers and their families face increased risk of other problems as well. The ills suffered by displaced workers motivated several recent expansions of government programs, including the...

Principal-agent models take outside options, determining participation and incentive constraints, as given. We construct a general equilibrium model where workers' reservation wages and the maximum punishment acceptable before workers quit are instead determined endogenously. We simultaneously...

Il problema dell'informazione asimmetrica nel mercato del lavoro e' stato affrontato ripercorrendo la letteratura relativa agli sviluppi dei modelli di salari di efficienza, nelle varie categorie di selezione avversa, azzardo morale e segnalazione. Per ognuna di queste categorie sono stati...

The earnings of workers are reduced for many years after being displaced from their jobs, and those workers and their families face increased risk of other problems as well. The ills suffered by displaced workers motivated several recent expansions of government programs, including the...