In this paper, we argue that allowing self-interested agents to activate social institutions during run-time can improve the robustness (i.e., stability, cooperation or fairness) ...
In this paper we study the mechanism design problem of coalition formation and cost sharing in an electronic marketplace, where buyers can form coalitions to take advantage of dis...
In this paper we analyze the behavior of e-commerce users based on actual logs from two large non-English e-brokers. We start by presenting a quantitative study of the behavior of...
Virgilio Almeida, Wagner Meira Jr., Victor F. Ribe...
More and more resources are becoming available on the Web, and there is a growing need for infrastructures that, based on advertised descriptions, are able to semantically match d...
Tommaso Di Noia, Eugenio Di Sciascio, Francesco M....
Reputation-based mechanisms and policies are vulnerable to the submission of untruthful ratings. In this paper, we define and analyze a game-theoretic model that captures the dyn...