In softening price competition at the tendering stage, a bidding ring may jeopardize the buyer's effort to award a procurement contract at her most advantageous economic conditions. By exploiting the similarities between oligopolistic and procurement markets, we discuss how structural conditions...

This paper reports results from an experiment studying how fines, leniency programs and reward schemes for whistleblowers affect cartel formation and prices. Antitrust without leniency reduces cartel formation, but increases cartel prices: subjects use costly fines as (altruistic) punishments....

We revisit the pros and cons of cartel criminalization with focus on its possible introduction in the EU. We document a recent phenomenon that we name EU ``leniency inflation", whereby leniency has been increasingly awarded to many, and sometimes all members of a cartel. We argue that, coupled...