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Article
Open AccessDirected communication in games with directed graphs
We introduce a novel concept of directed communication and a related connectedness in directed graphs, and apply this to model certain cooperation restrictions in cooperative games. In the literature on commun...
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Article
Open AccessMarginality and the position value
We present a new characterization of the position value, one of the most prominent allocation rules for communication situations (graph-games or games with restricted communication). This characterization incl...
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Article
Open AccessDevelopment and validation of a multivariable prediction model for mediastinitis poststernotomy
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Ethical problems raised by anti-HIV vaccination
At present questions are being asked world-wide about the risk of the AIDS epidemic. The discovery of an anti-HIV vaccine has become an urgent priority, but it also raises a number of sensitive questions. Ethi...