[eng] When collective agreements apply to all unionised and non-unionised employees , what is the rationale behind joining a union ? The paper presents an experiment on a two-stage game . In the first stage , the decision to join a union is modelled as a voluntary contribution to a public good ....

This paper reports the results of an experiment on how team heterogeneity in terms of productivity influences both the revenue sharing proposed by the principal to the team and the employees' performance. Experimental evidence shows that when the team is heterogeneous, the principal does not try...

When collective agreements apply to all employees, whether unionized or not, what is the rationale behind joining a union? The paper presents an experiment on a two-stage game. In the first stage, the decision to join a union is modeled as a voluntary contribution to a public good. In the second...

This paper reports the results of an experiment on how team composition influences both the contract offer of employers and employee performance when a revenue-sharing scheme is introduced. Experimental evidence shows that the principal ceases trying to monitor her team through a contract offer...

Monitoring is typically included in economic models of crime thanks to a probability of detection, constant across individuals. We build on recent results in psychology to argue that comparative optimism deeply affects this standard relation. To this matter, we introduce an experiment involving...