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 asymmetric auction setting with two bidders such that the valuation of each bidder has a binary support. We prove that in this context the second price auction yields a higher expected revenue than the first price auction for a broad set of parameter values, although the opposite...

A buyer needs to procure a good from either of two potential suppliers offering differentiated products and with privately observed costs. The buyer privately observes the own valuations for the products and (ex ante) decides how much of this information should be revealed to suppliers before...

We consider an asymmetric auction setting with two bidders such that the valuation of each bidder has a binary support. We prove that in this context the second price auction yields a higher expected revenue than the first price auction for a broad set of parameter values, although the opposite...

This paper analyzes how the interaction between green consumers and responsible firms affects the market equilibrium. The main result is that a higher responsibility by both producers and consumers can have different impacts on the efficiency of the firms' abatement activity, depending on the...

In this work we compare three alternative procedures aimed at selecting a private partner in PPP projects: i.e. negotiation, auction and competitive negotiation. We show how the suitability of each of these selection mechanisms depends on many economic and institutional factors: e.g. the extent...

Procurement auctions often involve quality considerations as a determinant of the final outcome. When qualities are the procurer’s private information then various information policies may be used to affect the expected outcome. For auctions with two cost heterogeneous suppliers, this work...