We present a new dynamic auction for procurement problems where payments are bounded by a hard budget constraint and …

A budget-constrained buyer wants to purchase items from a short-listed set. Items are differentiated by observable …

This paper considers procurement auctions with costly bidding when the auctioneer is unable to commit himself to …

We consider procurement of an innovation from heterogeneous sellers. Innovations are random but depend on unobservable … effort and private information. We compare two procurement mechanisms where potential sellers first bid in an auction for …

We consider the procurement of a complex, indivisible good when bid preparation is costly, assuming a population of …

The outcome of non-binding reverse auctions critically depends on how information is distributed during the bidding … process. We use data from a large European procurement platform to study the impact of different information structures … that on the procurement platform considered bidders indeed are aware of their rivals' characteristics and the buyers …

Bidders in procurement auctions often face avoidable fixed costs. This can make bidding decisions complex and risky …

For the procurement of complex goods the early exchange of information is important to avoid costly renegotiation ex … post. We show that this is achieved by bilateral negotiations but not by auctions. Negotiations strictly outperforms … auctions if sellers are likely to have superior information about possible design improvements, if renegotiation is costly, and …

We examine the relative performances of reverse auctions and request for quotes in a simple commodity environment … auctions. With respect to the general investigation of auctions, the request for quote is the mirror image of a first price …