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Posterior probabilities: Dominance and optimism

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  • Hart, Sergiu
  • Rinott, Yosef

Abstract

The Bayesian posterior probability of the true state is stochastically dominated by that same posterior under the probability law of the true state. This generalizes to notions of “optimism” about posterior probabilities.

Suggested Citation

  • Hart, Sergiu & Rinott, Yosef, 2020. "Posterior probabilities: Dominance and optimism," Economics Letters, Elsevier, vol. 194(C).
    • Handle: RePEc:eee:ecolet:v:194:y:2020:i:c:s0165176520302263
    DOI: 10.1016/j.econlet.2020.109352
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    References listed on IDEAS

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    1. Drew Fudenberg & David K. Levine, 2008. "Maintaining a Reputation when Strategies are Imperfectly Observed," World Scientific Book Chapters, in: Drew Fudenberg & David K Levine (ed.), A Long-Run Collaboration On Long-Run Games, chapter 8, pages 143-161, World Scientific Publishing Co. Pte. Ltd..
    2. Francetich, Alejandro & Kreps, David, 2014. "Bayesian inference does not lead you astray…on average," Economics Letters, Elsevier, vol. 125(3), pages 444-446.
    3. Alejandro Francetich & David Kreps, 2014. "Bayesian Inference Does Not Lead You Astray... On Average," Working Papers 514, IGIER (Innocenzo Gasparini Institute for Economic Research), Bocconi University.
    4. Mailath, George J. & Samuelson, Larry, 2006. "Repeated Games and Reputations: Long-Run Relationships," OUP Catalogue, Oxford University Press, number 9780195300796.
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    Cited by:

    1. Laura Doval & Alex Smolin, 2024. "Persuasion and Welfare," Journal of Political Economy, University of Chicago Press, vol. 132(7), pages 2451-2487.
    2. Smolin, Alex & Doval, Laura, 2021. "Information Payoffs: An Interim Perspective," TSE Working Papers 21-1247, Toulouse School of Economics (TSE).
    3. Sergiu Hart & Yosef Rinott, 2022. "Posterior Probabilities: Nonmonotonicity, Asymptotic Rates, Log-Concavity, and Tur\'an's Inequality," Papers 2209.11728, arXiv.org.
    4. Giampaolo Bonomi, 2023. "The Disagreement Dividend," Papers 2308.06607, arXiv.org, revised Jul 2024.

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