We examine the effect of publicly disclosing or concealing bidders' types in an all-pay auction with a common bid cap. We call partial (full) disclosure policy the setup where the contest designer's disclosure policy is (not) contingent on type realization. Despite a bid cap possibly increasing...

We study all-pay auctions with private and affiliated binary values. To increase revenue (i.e., expected aggregate bid), the auction organizer can commit ex ante to fully disclosing or concealing bidders’ valuations. We find that full disclosure, as opposed to full concealment, always...