We study a competition model with two sellers that auction non-identical objects, unlike most of the literature on competing auctions. Each bidder has bidimensional private information, his values for the objects, and chooses the auction in which he participates (if any) after each seller has...

This paper is about a procurement auction setting, introduced in Gal-Or, Gal-Or and Dukes (2007), in which suppliers offer differentiated products and the buyer needs to decide whether to reveal or not to the suppliers the own preferences for the various products. We provide some technical...

We consider an all-pay auction in a standard symmetric independent private value setting with a risk averse seller. We prove that if the distribution for the bidders' valuations attaches probability almost one to a single value, then the seller prefers that only two bidders participate in the...