collusive agreements. Bidders have a variety of strategies, as opposed to the single auction, that they may select from. In the … experiments reported, bidders often choose cooperative strategies that are consistent with truthful revelation of their values … strategies in different informational and distributional environments as well as of the auction outcomes provides some insights …

The Bank of Spain uses a unique auction format to sell government bonds, which can be seen as a hybrid of a uniform and … a discriminatory auction. For winning bids above the average winning bid, buyers are charged the average winning bid …, otherwise they pay their respective bids. We report on an experiment that compares this auction format to the discriminatory …

We use experiments to compare dynamic and static wars of attrition (i.e. second-price all-pay auctions) and first …

We examine bidding behaviour of individuals and teams in an experimental auction resembling UMTS-license auctions. Even … relied on individual bidders. Our results show that teams stay on average longer in an (ascending sealed-bid English) auction … winner's curse. The auction's efficiency is nevertheless higher with teams, since the bidders with the highest valuation are …

We experimentally examine the effectiveness of antitrust policies against bidding rings in theEnglish auction (EN) and … the first-price sealed-bid auction (FP). We consider both traditionalantitrust policy (without a leniency program) and …

We experimentally examine the collusive properties of two commonly used auctions: the English auction (EN) and the … first-price sealed-bid auction (FPSB). In theory, both tacit and overt collusion are always incentive compatible in EN while … both can be incentive compatible in FPSB if the auction is repeated and bidders are patient enough. We find that the …