In this study, we estimate the effects of a tougher, more targeted police response to criminal and disorderly behaviour ('proactive policing'). We use a citizen survey providing unique data on hard-to-observe dimensions of police work for every single municipality in the Netherlands. We relate...

We present evidence that the use of police statistics as a source of crime data can seriously bias empirical tests of the model of deterrence. We use data for 21 areas in England and Wales in 2001–8. In addition to police-recorded crime data, we use victim-reported crime data from the British...

We provide evidence for a beneficial welfare impact of a crime policy that is targeted at strengthening victim precaution. Regulation made application of the electronic engine immobilizer, a simple and low-cost anti-theft device, mandatory for all new cars sold within the European Union as of...

As of 1999, all new-built homes in the Netherlands have to have burglary-proof windows and doors. We provide evidence that this large-scale government intervention in the use of self-protective measures lowers crime and improves social welfare. We find the regulatory change to have reduced...

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...