Ultimatum

... a very exciting stage – using, among other tools, brain imaging and the analysis of hormone levels (Sanfey et al., 2003). So far, models for the ultimatum game (Kagel and Roth, 1995; Gale et al., 1995; Nowak et al., 2000; Page et al., 2000; Sanfey et al., 2003), the public goods game (see above), ...

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... given the oppurtunity to act selfishly with no detriment to ourselves, humans will act selfishly. Take for example the following experiment: The ultimatum game nicely illustrates that a sizeable number of people from a wide variety of cultures even when facing high monetary stakes are willing ...

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