When Court enforcement is excessively difficult or costly, agents are often able to create «endogenous enforcement mechanisms», that is, to design agreements so that each party finds it optimal to carry them out (self-enforcing implicit contracts), thanks to the threat of sanctions affecting...

This paper confronts Greenwald's model of adverse selection in the labour market, with Topel and Ward's model of job shopping. According to Greenwald's contribution, in a sequence of periods, workers' freedom to change jobs is seriously reduced by a process of adverse selection. The labour...

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...