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WWW
2010
ACM
14 years 2 months ago
Expressive auctions for externalities in online advertising
When online ads are shown together, they compete for user attention and conversions, imposing negative externalities on each other. While the competition for user attention in spo...
Arpita Ghosh, Amin Sayedi
AMEC
2004
Springer
14 years 23 days ago
Revenue Failures and Collusion in Combinatorial Auctions and Exchanges with VCG Payments
Abstract. In a combinatorial auction, there are multiple items for sale, and bidders are allowed to place a bid on a bundle of these items rather than just on the individual items....
Vincent Conitzer, Tuomas Sandholm
FC
2004
Springer
105views Cryptology» more  FC 2004»
14 years 22 days ago
Secure Generalized Vickrey Auction without Third-party Servers
This paper presents a secure Generalized Vickrey Auction (GVA) scheme that does not require third-party servers, i.e., the scheme is executed only by an auctioneer and bidders. Com...
Makoto Yokoo, Koutarou Suzuki
SIGECOM
2006
ACM
93views ECommerce» more  SIGECOM 2006»
14 years 1 months ago
The sequential auction problem on eBay: an empirical analysis and a solution
Bidders on eBay have no dominant bidding strategy when faced with multiple auctions each offering an item of interest. As seen through an analysis of 1,956 auctions on eBay for a...
Adam I. Juda, David C. Parkes
AAAI
2000
13 years 8 months ago
Improved Algorithms for Optimal Winner Determination in Combinatorial Auctions and Generalizations
Combinatorial auctions can be used to reach efficient resource and task allocations in multiagent systems where the items are complementary. Determining the winners is NP-complete...
Tuomas Sandholm, Subhash Suri