Sustainable reputations with rating systems
نویسندگان
چکیده
منابع مشابه
Sustainable reputations with rating systems
We study a class of moral hazard games between a long lived agent and an in nite sequence of short lived principals. We assume that principals cannot observe past signals. To facilitate the analysis of applications such as online auctions (e.g. eBay), online shopping search engines (e.g. BizRate.com) and consumer reports, we assume that a central mechanism observes all past signals, and makes p...
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Many online services require some form of trust between users – trust that a seller will deliver goods as advertised, trust that an author’s thoughts are worth the time spent on reading them. To accommodate an internet community where users are constantly interacting with strangers, online services often construct proprietary reputation management systems for their community, with the side effe...
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Rating systems have been receiving increasing attention recently, especially after TrueSkill was introduced (Herbrich et al., 2007). Most existing models are based upon one latent variable associated with each player; the purpose of my project is to construct a multiple-feature model for rating players. Such a model associates more characteristics to a competitor and could – besides telling you...
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Indirect reciprocity is a reputation-based mechanism for cooperation in social dilemma situations when individuals do not repeatedly meet. The conditions under which cooperation based on indirect reciprocity occurs have been examined in great details. Most previous theoretical analysis assumed for mathematical tractability that an individual possesses a binary reputation value, i.e., good or ba...
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With the extensive use of rating systems in the web, and their significance in decision making process by users, the need for more accurate aggregation methods has emerged. The Naïve aggregation method, using the simple mean, is not adequate anymore in providing accurate reputation scores for items, hence, several researches where conducted in order to provide more accurate alternative aggregat...
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ژورنال
عنوان ژورنال: Journal of Economic Theory
سال: 2011
ISSN: 0022-0531
DOI: 10.1016/j.jet.2010.02.015