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Aggregation under homogeneous ambiguity: a two-fund separation result

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  • Katsutoshi Wakai

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  • Katsutoshi Wakai, 2007. "Aggregation under homogeneous ambiguity: a two-fund separation result," Economic Theory, Springer;Society for the Advancement of Economic Theory (SAET), vol. 30(2), pages 363-372, February.
    • Handle: RePEc:spr:joecth:v:30:y:2007:i:2:p:363-372
    DOI: 10.1007/s00199-005-0051-9
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    References listed on IDEAS

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    1. Gilboa, Itzhak & Schmeidler, David, 1989. "Maxmin expected utility with non-unique prior," Journal of Mathematical Economics, Elsevier, vol. 18(2), pages 141-153, April.
    2. Epstein, Larry G & Wang, Tan, 1994. "Intertemporal Asset Pricing Under Knightian Uncertainty," Econometrica, Econometric Society, vol. 62(2), pages 283-322, March.
    3. Schmeidler, David, 1989. "Subjective Probability and Expected Utility without Additivity," Econometrica, Econometric Society, vol. 57(3), pages 571-587, May.
    4. Cass, David & Stiglitz, Joseph E., 1970. "The structure of investor preferences and asset returns, and separability in portfolio allocation: A contribution to the pure theory of mutual funds," Journal of Economic Theory, Elsevier, vol. 2(2), pages 122-160, June.
    5. Constantinides, George M, 1982. "Intertemporal Asset Pricing with Heterogeneous Consumers and without Demand Aggregation," The Journal of Business, University of Chicago Press, vol. 55(2), pages 253-267, April.
    Full references (including those not matched with items on IDEAS)

    Citations

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    Cited by:

    1. Philipp K. Illeditsch & Jayant V. Ganguli & Scott Condie, 2021. "Information Inertia," Journal of Finance, American Finance Association, vol. 76(1), pages 443-479, February.
    2. repec:esx:essedp:719 is not listed on IDEAS
    3. repec:esx:essedp:770 is not listed on IDEAS
    4. Chiaki Hara & Atsushi Kajii, 2006. "Risk‐free bond prices in incomplete markets with recursive multiple‐prior utilities," International Journal of Economic Theory, The International Society for Economic Theory, vol. 2(2), pages 135-157, June.

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    More about this item

    Keywords

    Aggregation; Ambiguity; Fund-separation; Multiple priors; Representative agent; Uncertainty aversion; D50; D81; G11;
    All these keywords.

    JEL classification:

    • D50 - Microeconomics - - General Equilibrium and Disequilibrium - - - General
    • D81 - Microeconomics - - Information, Knowledge, and Uncertainty - - - Criteria for Decision-Making under Risk and Uncertainty
    • G11 - Financial Economics - - General Financial Markets - - - Portfolio Choice; Investment Decisions

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