We study the bidding behavior of spiteful agents who, contrary to the common assumption of selfinterest, maximize a convex combination of their own proļ¬t and their competitorsā...
In many auctions, agents bid more aggressively than selfinterest would prescribe. This can be explained by spite, where the agent's utility not only increases in the agent...
Abstract. We introduce FAucS, a software testbed for studying automated agent bidding strategies in simulated auctions, speciļ¬cally the United States FCC wireless frequency spect...
We study auctions whose bidders are embedded in a social or economic network. As a result, even bidders who do not win the auction themselves might derive utility from the auction,...
Escalation is a typical feature of infinite games. Therefore tools conceived for studying infinite mathematical structures, namely those deriving from coinduction are essential. H...