Communications of the ACM
Multi-issue negotiation protocol for agents: exploring nonlinear utility spaces
IJCAI'07 Proceedings of the 20th international joint conference on Artifical intelligence
A Secure and Fair Negotiation Protocol in Highly Complex Utility Space Based on Cone-Constraints
WI-IAT '09 Proceedings of the 2009 IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology - Volume 02
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Multi-issue negotiation has been studied widely. Our work focuses on the important special case of negotiation with multiple interdependent issues, in which agent utility functions are nonlinear. In this paper, we propose a Distributed Mediator Protocol (DMP) for securely finding Pareto optimal agreements. We also propose a measure for selecting final agreements from the set of Pareto-optimal contracts, based on "approximated fairness" and the "rate of Nash bargaining solution". We demonstrate that the DMP finds the Nash bargaining solution better than previous work in this area.