The article introduces experimental economics as a teaching tool and as an analytical instrument in a competition policy context. Based on experimental data from two training sessions in two different competition authorities, the advantages of an experimental approach in conveying an intuitive...

Leniency clauses, offering cartelists legal immunity if they blow the whistle on each other, is a recent anti-trust innovation. The authorities wish to thwart cartels and promote competition. This effect is not evident, however; whistle-blowing may enforce trust and collusion by providing a tool...

The experimental literature on antitrust enforcement provides robust evidence that communication plays an important role for the formation and stability of cartels. We extend these studies through a design that distinguishes between innocuous communication and communication about a cartel,...