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Incomplete markets, allocative efficiency and the information revealed by prices

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  • Alessandro Citanna
  • Antonio Villanacci

Abstract

In this paper we compare rational expectations equilibria with different degrees of information revelation through prices. These equilibria arise in a two-period exchange economy with finitely many states and signals, multiple commodities and incomplete f

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Paper provided by Carnegie Mellon University, Tepper School of Business in its series GSIA Working Papers with number 10.

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Handle: RePEc:cmu:gsiawp:10

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Postal: Tepper School of Business, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA 15213-3890
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  1. Polemarchakis, H M & Siconolfi, P, 1993. "Asset Markets and the Information Revealed by Prices," Economic Theory, Springer, vol. 3(4), pages 645-61, October.
  2. Hart, Oliver D., 1975. "On the optimality of equilibrium when the market structure is incomplete," Journal of Economic Theory, Elsevier, vol. 11(3), pages 418-443, December.
  3. Roy Radner, 1997. "Rational Expectations Equilibrium: Generic Existence and the Information Revealed by Prices," Levine's Working Paper Archive 1594, David K. Levine.
  4. Radner, Roy, 1979. "Rational Expectations Equilibrium: Generic Existence and the Information Revealed by Prices," Econometrica, Econometric Society, vol. 47(3), pages 655-78, May.
  5. Hirshleifer, Jack, 1971. "The Private and Social Value of Information and the Reward to Inventive Activity," American Economic Review, American Economic Association, vol. 61(4), pages 561-74, September.
  6. Dubey, Pradeep & Geanakoplos, John & Shubik, Martin, 1987. "The revelation of information in strategic market games : A critique of rational expectations equilibrium," Journal of Mathematical Economics, Elsevier, vol. 16(2), pages 105-137, April.
  7. Atsushi Kajii & Antonio Villanacci & Alessandro Citanna, 1998. "Constrained suboptimality in incomplete markets: a general approach and two applications," Economic Theory, Springer, vol. 11(3), pages 495-521.
  8. Jordan, J. S., 1982. "The generic existence of rational expectations equilibrium in the higher dimensional case," Journal of Economic Theory, Elsevier, vol. 26(2), pages 224-243, April.
  9. Magill, M. & Quinzii, M., 1992. "Real effects of money in general equilibrium," Journal of Mathematical Economics, Elsevier, vol. 21(4), pages 301-342.
  10. David Cass & Alessandro Citanna, 1998. "Pareto improving financial innovation in incomplete markets," Economic Theory, Springer, vol. 11(3), pages 467-494.
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Cited by:
  1. Piero Gottardi & Rohit Rahi, 2014. "Value Of Information In Competitive Economies With Incomplete Markets," International Economic Review, Department of Economics, University of Pennsylvania and Osaka University Institute of Social and Economic Research Association, vol. 55, pages 57-81, 02.
  2. Broll, Udo & Eckwert, Bernhard & Eickhoff, Andreas, 2011. "Transparency in the banking sector," Dresden Discussion Paper Series in Economics 05/11, Dresden University of Technology, Faculty of Business and Economics, Department of Economics.
  3. David Andolfatto & Aleksander Berentsen & Christopher Waller, 2011. "Optimal disclosure policy and undue diligence," ECON - Working Papers 045, Department of Economics - University of Zurich.
  4. Drees, Burkhard & Eckwert, Bernhard, 2010. "Implications of more precise information for technological development and economic welfare," Journal of Economic Dynamics and Control, Elsevier, vol. 34(2), pages 266-279, February.
  5. David Andolfatto & Fernando M. Martin, 2012. "Information disclosure and exchange media," Working Papers 2012-012, Federal Reserve Bank of St. Louis.
  6. Juan Carlos Hatchondo, 2005. "The value of information with heterogeneous agents and partially revealing prices," Working Paper 05-06, Federal Reserve Bank of Richmond.
  7. Krebs, Tom, 2005. "Fundamentals, information, and international capital flows: A welfare analysis," European Economic Review, Elsevier, vol. 49(3), pages 579-598, April.
  8. Broll, Udo & Eckwert, Bernhard & Eickhoff, Andreas, 2012. "Financial intermediation and endogenous risk in the banking sector," Economic Modelling, Elsevier, vol. 29(5), pages 1618-1622.
  9. Banerjee, Anurag N. & Seccia, Giulio, 2002. "On the "Hirshleifer effect'' of unscheduled monetary policy announcements," Discussion Paper Series In Economics And Econometrics 0213, Economics Division, School of Social Sciences, University of Southampton.

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