We analyse an endogenous prize all-pay auction under complete information where it is possible that none of the bidders …

the auction vulnerable to defections as the seller can attract better offers afterwards. To avoid instabilities of this … equilibrium of the resulting auction then the outcome would also be in the core with respect to bidders' {\em true} values. We … show, however, that when the equilibrium outcome of any auction is in the core, it is equivalent to the Vickrey outcome. In …

In Buy-It-Now auctions, sellers can post a take-it-or-leave-it price offer prior to an auction. While the literature …

heterogeneity in the dispersion of private value components. I use the asymmetric ascending auction model of Hong and Shum (2003) to …

- that an intransparent negotiation yields a higher buyer surplus than a transparent auction for a range of parameters. In …

; and rst-price, second-price, and all-pay auctions. Second, we establish revenue equivalence of these auction mechanisms in … auctions. Finally, we identify an optimal mechanism and its implementation by means of reserve prices in lottery and auction …