: We consider two mechanisms to procure differentiated goods: the request for quote and an English auction with bidding credits. In the request for quote, each seller submits a pri...
Combinatorial auctions have recently attracted the interest of many researchers due to their promising applications such as the spectrum auctions recently held by the FCC. In a com...
Online auctions are becoming an increasingly important channel for electronic commerce. There exist more than 150 online auction sites on the Internet. It is difficult for users t...
In this paper we extend the notion of multi-unit combinatorial reverse auction by adding a new dimension to the goods at auction. In such a new type of combinatorial auction a buye...
Online auctions are increasingly being used as a medium to procure goods and services. As the number of auction sites increases, however, consumers will inevitably want to track a...