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Idiosyncratic risk and financial policy

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  • Carvajal, Andrés
  • Polemarchakis, Herakles

Abstract

In economies subject to uninsurable idiosyncratic risks, competitive equilibrium allocations are constrained inefficient: reallocations of assets support Pareto superior allocations. This is the case even if the asset market for the allocation of aggregate risks is complete.

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Bibliographic Info

Article provided by Elsevier in its journal Journal of Economic Theory.

Volume (Year): 146 (2011)
Issue (Month): 4 (July)
Pages: 1569-1597

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Handle: RePEc:eee:jetheo:v:146:y:2011:i:4:p:1569-1597

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Web page: http://www.elsevier.com/locate/inca/622869

Related research

Keywords: Uninsurable idiosyncratic risks Constrained suboptimality;

References

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  1. Malinvaud, E, 1973. "Markets for an Exchange Economy with Individual Risks," Econometrica, Econometric Society, vol. 41(3), pages 383-410, May.
  2. Arrow, Kenneth J & Lind, Robert C, 1970. "Uncertainty and the Evaluation of Public Investment Decisions," American Economic Review, American Economic Association, vol. 60(3), pages 364-78, June.
  3. Per Krusell & Anthony A. Smith, Jr., . "On the Welfare Effects of Eliminating Business Cycles," GSIA Working Papers 243, Carnegie Mellon University, Tepper School of Business.
  4. George-Marios Angeletos, 2007. "Uninsured Idiosyncratic Investment Risk and Aggregate Saving," Review of Economic Dynamics, Elsevier for the Society for Economic Dynamics, vol. 10(1), pages 1-30, January.
  5. Carvajal, Andres & Polemarchakis, H.M., 2008. "Identification of Pareto-improving policies: Information as the real invisible hand," Journal of Mathematical Economics, Elsevier, vol. 44(2), pages 167-179, January.
  6. 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.
  7. Citanna, A. & Polemarchakis, H.M. & Tirelli, M., 2006. "The taxation of trades in assets," Journal of Economic Theory, Elsevier, vol. 126(1), pages 299-313, January.
  8. Stiglitz, Joseph E, 1982. "The Inefficiency of the Stock Market Equilibrium," Review of Economic Studies, Wiley Blackwell, vol. 49(2), pages 241-61, April.
  9. Carvajal Andres & Riascos Alvaro Jose, 2008. "Identification of Individual Demands from Market Data under Uncertainty," The B.E. Journal of Theoretical Economics, De Gruyter, vol. 8(1), pages 1-30, March.
  10. Tom Krebs, 2003. "Growth and Welfare Effects of Business Cycles in Economies with Idiosyncratic Human Capital Risk," Review of Economic Dynamics, Elsevier for the Society for Economic Dynamics, vol. 6(4), pages 846-868, October.
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Citations

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Cited by:
  1. Julio Davila & Jay H. Hong & Per Krusell & Jose-Victor Rios-Rull, 2005. "Constrained efficiency in the neoclassical growth model with uninsurable idiosyncratic shocks," PIER Working Paper Archive 05-023, Penn Institute for Economic Research, Department of Economics, University of Pennsylvania.
  2. repec:hal:journl:halshs-00196183 is not listed on IDEAS
  3. Murty, Sushama, 2009. "Topology of utility possibility frontiers of economies with Ramsey taxation," The Warwick Economics Research Paper Series (TWERPS) 912, University of Warwick, Department of Economics.

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