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Eugine_Nier comments on Probability is in the Mind - Less Wrong

60 Post author: Eliezer_Yudkowsky 12 March 2008 04:08AM

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Comment author: Eugine_Nier 04 July 2011 07:33:38AM 3 points [-]

Aumann's agreement theorem.

assumes common priors, i.e., a common metaphysical commitment.

Comment author: [deleted] 04 July 2011 07:42:21AM 2 points [-]

However, Robin Hanson has presented an argument that Bayesians who agree about the processes that gave rise to their priors (e.g., genetic and environmental influences) should, if they adhere to a certain pre-rationality condition, have common priors.

The metaphysical commitment necessary is weaker than it looks.