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Trust-Aware Delivery of Composite Goods Zoran Despotovic, Karl Aberer

Summary: Trust-Aware Delivery of Composite Goods
Zoran Despotovic, Karl Aberer
Department of Communication Systems
Swiss Federal Institute of Technology (EPFL)
1015 Lausanne, Switzerland
{zoran.despotovic, karl.aberer}@epfl.ch
The vast majority of the interactions in typical online communities nowadays is between complete strangers.
In such settings reputation reporting and trust management models play a crucial role for proper functioning
of those communities. A lot of work has been done on the issues of collecting and spreading reputations
and subsequent computation of trust. The application of such data for decision making, however, is far
less explored. In this paper we present a solution for scheduling exchanges among participants of an online
community which takes into account their trustworthiness. In this way we can enable exchanges that would
otherwise not be taking place. Thus this work also demonstrates that trust can in fact increase economic
Keywords. Reputation Reporting, Trust Management, Safe Exchange
1 Introduction - Reputation and Trust
The rapid growth of the Internet and accompanying computing and networking technologies have made
it possible for any computer around the globe to participate in a collaborative scenario such as e-commerce,
teamwork, Peer-To-Peer file sharing, etc. As a result, online communities with highly autonomous members


Source: Aberer, Karl - Faculté Informatique et Communications, Ecole Polytechnique Fédérale de Lausanne


Collections: Computer Technologies and Information Sciences