so-called Swedish asphalt cartel, which was discovered in 2001. As our dataset covers the period 1995-2009, we are able … to test for conditional independence between complementary cartel bids before and after the detection. Our estimates show … a significant positive correlation between complementary cartel bids during the cartel period, whereas a non …

. This paper examines the Romanian auction system, with a focus on the use of econometric methods to detect collusion. It … begins by describing the historical development of the system and the principal steps in the auction process. It then … methods for detecting collusion. It then presents an application of such methods to timber auction data from two forest …

We analyze a drastic price increase in the German auction market for reserve power, which did not appear to be driven … back to an abuse of the auction’s pay-as-bid mechanism by the two largest firms. In contrast to theoretical findings, we …