This paper studies the probability of filling a vacancy, how it varies with the number of unemployed and number of vacancies in the local labor market, and what impact it has on employment. A greater availability of unemployed workers should make it easier for a firm to fill a vacancy but more...

This paper investigates how a mandatory activation program in Denmark affects the job finding rate of unemployed workers.The activation program was introduced in an experimental setting where about half of the workers who became unemployed in the period from November 2005 to March 2006 were...

A significant fraction of the labor force consists of employed workers who are part-time unemployed (underemployed) in the sense that they are unable to work as much as they prefer. This paper develops a search and matching model to study the design of optimal unemployment insurance in an...

This paper studies optimal unemployment bene…fit levels and optimal proportional income tax rates over the business cycle. Previous research suggests that policy makers should make unemployment insurance (UI) dependent on the business cycle because the UI system can be used to smooth...

This paper analyzes the design of optimal unemployment insurance in a search equilibrium framework where search effort among the unemployed is not perfectly observable.We examine to what extent the optimal policy involves monitoring of search effort and benefit sanctions if observed search is...

This paper explores the optimal interaction between the tax system and unemployment compensation in insuring people against the risks of involuntary unemployment and low ability.To that end, we introduce search unemployment in a model of optimal non-linear income taxation.We find that the...