This paper studies the dynamic effects of unemployment insurance experience rating systems in the US. In this system, the unemployment insurance payroll tax rate depends on the firm layoffs history and the cost of insured unemployed workers caused by firms? dismissal decisions. However, each...

This paper analyzes how long run productivity gains can be used by agents to change their optimal allocation between consumption, health services, and non-market activities during their life cycle. We develop a stylized model accounting for the endogenous number of years in school, retirement...

We present arguments in favor of a structural approach to the evaluation of public policies. To illustrate this point, an evaluation using a structural model is presented. The steps of the approach are : i) definition of a theoretical framework that takes into account equilibrium effects, ii)...