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Revealed Ambiguity and Its Consequences: Updating

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Author Info
Paolo Ghirardato
Fabio Maccheroni
Massimo Marinacci

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Abstract

We study the updating of beliefs under ambiguity for invariant biseparable preferences. In particular, we show that a natural form of dynamic consistency characterizes the Bayesian updating of these beliefs.

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Paper provided by Collegio Carlo Alberto in its series Carlo Alberto Notebooks with number 44.

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Length: 24 pages
Date of creation: 2007
Date of revision:
Handle: RePEc:cca:wpaper:44

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Related research
Keywords: ambiguity; updating;

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Find related papers by JEL classification:
D81 - Microeconomics - - Information, Knowledge, and Uncertainty - - - Criteria for Decision-Making under Risk and Uncertainty

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Please report citation or reference errors to , or , if you are the registered author of the cited work, log in to your RePEc Author Service profile, click on "citations" and make appropriate adjustments.:
  1. John Londregan & Andrea Vindigni, 2006. "Voting as a Credible Threat," Carlo Alberto Notebooks 18, Collegio Carlo Alberto. [Downloadable!]
  2. Acemoglu, D. & Ticchi, D. & Vindigni, A., 2006. "Emergence and Persistence of Inefficient States," Papers 12-02-2006, Princeton University, Research Program in Political Economy.
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  3. Maristella Botticini & Zvi Eckstein, 2006. "From Farmers to Merchants, Voluntary Conversion and Diaspora: A Human Capital Interpretation of Jewish History," Carlo Alberto Notebooks 2, Collegio Carlo Alberto. [Downloadable!]
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  4. Daniela Del Boca & Daniela Vuri, 2006. "The Mismatch between Employment and Child Care in Italy: the Impact of Rationing," CHILD Working Papers wp08_06, CHILD - Centre for Household, Income, Labour and Demographic economics - ITALY. [Downloadable!]
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  5. Fabio Maccheroni & Massimo Marinacci & Aldo Rustichini & Marco Taboga, 2004. "Portfolio Selection with Monotone Mean-Variance Preferences," ICER Working Papers - Applied Mathematics Series 27-2004, ICER - International Centre for Economic Research, revised Dec 2004. [Downloadable!]
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  6. Massimiliano Amarante & Fabio Maccheroni & Massimo Marinacci & Luigi Montrucchio, 2006. "Cores of Non-Atomic Market Games," Carlo Alberto Notebooks 13, Collegio Carlo Alberto. [Downloadable!]
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  7. Larry G. Epstein & Massimo Marinacci, 2006. "Mutual Absolute Continuity of Multiple Priors," Carlo Alberto Notebooks 19, Collegio Carlo Alberto. [Downloadable!]
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  8. Giovanni Mastrobuoni, 2006. "The Social Security Earnings Test Removal: Money Saved or Money Spent by the Trust Fund?," Working Papers 892, Princeton University, Department of Economics, Industrial Relations Section.. [Downloadable!]
  9. Elisa Luciano & Elena Vigna, 2005. "Non mean reverting affine processes for stochastic mortality," ICER Working Papers - Applied Mathematics Series 4-2005, ICER - International Centre for Economic Research. [Downloadable!]
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  10. Daniela Del Boca & Robert M. Sauer, 2006. "Life Cycle Employment and Fertility Across Institutional Environments," IZA Discussion Papers 2285, Institute for the Study of Labor (IZA). [Downloadable!]
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  11. Kenn Ariga & Giorgio Brunello & Roki Iwahashi & Lorenzo Rocco, 2006. "On the Efficiency Costs of De-tracking Secondary Schools," IZA Discussion Papers 2534, Institute for the Study of Labor (IZA). [Downloadable!]
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  12. Giovanni Mastrobuoni, 2006. "Labor Supply Effects of the Recent Social Security Benefit Cuts: Empirical Estimates Using Cohort Discontinuities," CeRP Working Papers 53, Center for Research on Pensions and Welfare Policies, Turin (Italy). [Downloadable!]
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  13. Giovanni Mastrobuoni, 2006. "The Social Security Earnings Test Removal: Money Saved or Money Spent by the Trust Fund?," Working Papers 69, Princeton University, Department of Economics, Center for Economic Policy Studies.. [Downloadable!]
  14. Fabio C. Bagliano & Claudio Morana, 2006. "A New Approach to Factor Vector Autoregressive Estimation with an Application to Large-Scale Macroeconometric Modelling," Carlo Alberto Notebooks 28, Collegio Carlo Alberto. [Downloadable!]
  15. Garibaldi, Pietro & Giavazzi, Francesco & Ichino, Andrea & Rettore, Enrico, 2007. "College Cost and Time to Complete a Degree: Evidence from Tuition Discontinuities," CEPR Discussion Papers 6106, C.E.P.R. Discussion Papers. [Downloadable!] (restricted)
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  16. Giovanni Mastrobuoni, 2006. "The Social Security Earnings Test Removal. Money Saved or Money Spent by the Trust Fund?," Carlo Alberto Notebooks 25, Collegio Carlo Alberto. [Downloadable!]
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  17. Peter Bossaerts & Paolo Ghirardato & Serena Guarnaschelli & William R. Zame, 2006. "Ambiguity in Asset Markets: Theory and Experiment," Carlo Alberto Notebooks 27, Collegio Carlo Alberto, revised 2009. [Downloadable!]
  18. Tito Boeri & Pietro Garibaldi, 2007. "Two Tier Reforms of Employment Protection: a Honeymoon Effect?," Economic Journal, Royal Economic Society, vol. 117(521), pages 357-385, 06. [Downloadable!] (restricted)
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  19. Giovanni Mastrobuoni, 2006. "Labor Supply Effects of the Recent Social Security Benefit Cuts: Empirical Estimates Using Cohort Discontinuities," Working Papers 893, Princeton University, Department of Economics, Industrial Relations Section.. [Downloadable!]
  20. Giovanni Mastrobuoni & Wioletta Dziuda, 2005. "The Euro Changeover and its Effects on Price Transparency and Inflation," Carlo Alberto Notebooks 26, Collegio Carlo Alberto, revised 2006. [Downloadable!]
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  21. Giovanni Mastrobuoni, 2006. "Labor Supply Effects of the Recent Social Security Benefit Cuts: Empirical Estimates Using Cohort Discontinuities," Working Papers 66, Princeton University, Department of Economics, Center for Economic Policy Studies.. [Downloadable!]
  22. Elisa Luciano & Jaap Spreeuw & Elena Vigna, 2007. "Modelling stochastic mortality for dependent lives," Carlo Alberto Notebooks 43, Collegio Carlo Alberto. [Downloadable!]
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  23. Elisa Luciano & Patrizia Semeraro, 2007. "Extending Time-Changed Lévy Asset Models Through Multivariate Subordinators," Carlo Alberto Notebooks 42, Collegio Carlo Alberto. [Downloadable!]
  24. Londregan, John & Vindigni, Andrea, 2006. "Voting as a Credible Threat," Papers 10-04-2006, Princeton University, Research Program in Political Economy. [Downloadable!]
  25. Matteo Triossi & Antonio Romero-Medina, 2006. "Ramón y Cajal: Mediation and Meritocracy," Carlo Alberto Notebooks 22, Collegio Carlo Alberto. [Downloadable!]
Full references

Cited by:
(explanations, Please report citation or reference errors to , or , if you are the registered author of the cited work, log in to your RePEc Author Service profile, click on "citations" and make appropriate adjustments.)

  1. Elena Vigna, 2009. "Mean-variance inefficiency of CRRA and CARA utility functions for portfolio selection in defined contribution pension schemes," Carlo Alberto Notebooks 108, Collegio Carlo Alberto, revised 2009. [Downloadable!]
  2. Daron Acemoglu & Victor Chernozhukov & Muhamet Yildiz, 2007. "Learning and Disagreement in an Uncertain World," Carlo Alberto Notebooks 48, Collegio Carlo Alberto. [Downloadable!]
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  3. Ales Cerný & Fabio Maccheroni & Massimo Marinacci & Aldo Rustichini, 2008. "On the Computation of Optimal Monotone Mean-Variance Portfolios via Truncated Quadratic Utility," Carlo Alberto Notebooks 79, Collegio Carlo Alberto. [Downloadable!]
  4. Russell Gerrard & Bjarne Højgaard & Elena Vigna, 2008. "Choosing the Optimal Annuitization Time Post Retirement," Carlo Alberto Notebooks 76, Collegio Carlo Alberto. [Downloadable!]
  5. Itzhak Gilboa & Fabio Maccheroni & Massimo Marinacci & David Schmeidler, 2008. "Objective and Subjective Rationality in a Multiple Prior Model," Carlo Alberto Notebooks 73, Collegio Carlo Alberto, revised 2008. [Downloadable!]
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