See also the article 'The effect of migration on income growth and convergence: Meta-analytic evidence' in <I>Papers in Regional Science</I> (2010). Volume 89, issue 3, pages 537-561.<P> Using meta-analytical techniques, we focus on 11 studies that explicitly measure the effect of a net migration variable...</p></i>

Basing-point pricing is known to have been abused by geographically dispersed firms in order to eliminate competition on transportation costs. This paper develops a topographic test for collusive basing-point pricing. The method uses transaction data (prices, quantities) and customer project...

Field-experimental studies have shown that people litter more in more littered environments. Inspired by these findings, many cities around the world have adopted policies to quickly remove litter. While such policies may prevent people from following the bad example of litterers, they may also...

This discussion paper has led to a publication in the <I>Journal of Public Economic Theory</I>, 15(1), 77-93.<P> This paper develops a model in which individuals gain social status among their peers for being 'tough' by committing violent acts. We show that a high penalty for moderately violent acts...</p></i>

The Commonwealth of Virginia abolished parole and reformed sentencing for all felony of-fenders committed on or after January 1, 1995. We examine the impact of this legislationon reported crime rates using different time series approaches. In particular, structuraltime series models are...

This discussion paper resulted in the publication <I>The B.E. Journal of Economic Analysis & Policy</I> (2007), 7(1), 1135.<P> Intuitively, extending the period of repose for price fixing agreements enhances the effectiveness of competition policy enforcement. This paper proofs this intuition wrong. As...</p></i>

Previous studies have proposed a link between corruption and wages in the public sector. This paper investigates this link using a laboratory experiment. In the experiment, public officials have the opportunity to accept a bribe and can then decide between a neutral and a corrupt action. The...

We test economic and sociological theories for the relationship between employment and crime, where social welfare is used as an identifying mechanism. We consider a sample of disadvantaged males from The Netherlands who are observed between ages 18 and 32 on a monthly time scale. We...

Large scale tracking policies, allowing academically apt pupils to enter a select group of secondary schools, can be found in many Sub-Saharan countries. However, evidence on the impact of these policies on school outcomes, especially school participation, is limited. This paper fills this gap...

This discussion paper resulted in an article in the <I>Journal of Development Economics</I> (2013). Volume 103, pages 43-51.<P> To raise school attendance, many programs in developing countries eliminate orreduce private contributions to education. This paper documents an unintendednegative effect of such...</p></i>