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(2016) Readings in formal epistemology, Dordrecht, Springer.
Two people, 1 and 2, are said to have common knowledge of an event E if both know it, 1 knows that 2 knows it, 2 knows that 1 knows it, 1 knows that 2 knows that 1 knows it, and so on.Theorem If two people have the same priors, and their posteriors for an event A are common knowledge, then these posteriors are equal.
Publication details
DOI: 10.1007/978-3-319-20451-2_40
Full citation:
Aumann, R. (2016)., Agreeing to disagree, in H. Arló-Costa, V. F. Hendricks & J. Van Benthem (eds.), Readings in formal epistemology, Dordrecht, Springer, pp. 859-862.
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