We provide a modeling framework to think about selective contracting in the health care sector. Two health care providers differ in quality and costs. When buying health insurance, consumers observe neither provider quality nor costs. We derive an equilibrium where health insurers signal...

Contracts between health insurers and providers are private; i.e. not public. By<br/>modelling this explicitly, we find the following. Insurers with bigger provider networks,pay higher fee-for-service rates to providers. This makes it more likely that a patient is treated and hence health care costs...

This paper introduces a tractable model of health insurance with both moral hazard<br/>and adverse selection. We show that government sponsored universal basic insurance should cover treatments with the biggest adverse selection problems. Treatments not covered by basic insurance can be covered on...

Youth unemployment is an issue of primary concern in WesternEuropean countries. In this paper we analyze dynamics in unemployment foryouths, adults (prime-aged individuals), and elderly. We use quarterly Frenchunemployment data, stratified by gender, age group, and duration, over theperiod...

This discussion paper resulted in a publication in the 'Journal of Applied Econometrics', 2013, 28, 275-296.<P> To increase their transition from welfare to work, benefit recipients in the municipality of Rotterdam were exposed to various financial incentives, including both carrots to sticks. Once...</p>

In the Netherlands, students who want to become a medical specialist have toenrol in a training program which is in limited supply. During the search for aposition as trainee (or "junior medical specialist"), they may accept atemporary job as a medical assistant. We use a micro data set to...

This discussion paper has resulted in chapter 2 in: 'Losing Work, Moving On: International Perspectives On Worker Displacement', Peter J. Kuhn, Ed., 2002, W.E. Upjohn Institute for Employment Research, Kalamazoo, MI, ISBN 0-88099-234-4.

This discussion paper resulted in a publication in <I>Econometrica</I> (1998). Volume 66, issue 5, pages 1183-1221.<P> This paper analyzes the determinants of lay-offs, job-to-job movements and totalseparations with a unique data set that combines information on individual firmsand their workers. We are...</p></i>

This discussion paper resulted in an article in the <I>American Economic Review</I> (2001). Volume 91, pages 1055-1062.<P> According to basic models of sequential private value auctions of identical objects, consecutive prices are on average constant or rising. In empirical studies, prices are often found...</p></i>

The system of unemployment benefits and subsistence benefits in Slovakia has potentially largedisincentive effects with respect to the outflow from unemployment to a job. Especially low educatedunemployed and unemployed with young children are often faced with replacement ratios which areclose...