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 avoid that people follow the bad example of litterers, they may also...

Whether it is copyright infringement or hate speech, Internet intermediaries like Facebook, Twitter or YouTube are expected to enforce the law by removing illegal content. The legal scheme under which a lot of such delegated enforcement takes place is often referred to as notice & takedown....

This article is the first that discusses how national enforcement authorities have been using bundling, meaning tying or rolling up a number of things together, to settle with corporations over multiple bribery allegations. These settlements rely on some allegedly illegal acts that defendants...

We study the timing of leniency applications using a novel application of multi-spell discrete-time survival analysis for a sample of cartels that were prosecuted by the European Commission (EC) between 1996 and 2014. The start of an EC investigation does not affect the rate at which...

We investigate cartelists’ merger behavior using European Commission (EC) cartel decisions over a 28-year span and information on cartelists’ merger activities over the last 30 years. We find that mergers occur frequently. But they cluster in a few particular industries and usually include...