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How do Conflicting Theories about Financial Markets Coexist?

  • Wesley Phoa
  • Sergio Focardi
  • Frank Fabozzi

There are many conflicting interpretations of security prices and price determination in financial markets. They range from academic theories based on efficient markets and rational expectations hypotheses, to more traditional methods of fundamental analysis, to theories of "value" and "growth" investing, to chart-reading and technical analysis, to notions such as "reflexivity." These interpretations are logically inconsistent with each other, but they seem to co-exist, sometimes even on the same trading desk. In this paper, we seek to formulate an explanation for this strange coexistence, using some tools from critical theory to understand how financial markets operate. Structuralism is used to analyze various kinds of narratives appearing in the financial literatu

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Paper provided by Yale School of Management in its series Yale School of Management Working Papers with number amz2445.

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Date of creation: 01 Apr 2006
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Handle: RePEc:ysm:somwrk:amz2445
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  1. Sheffrin,Steven M., 1996. "Rational Expectations," Cambridge Books, Cambridge University Press, number 9780521479394, October.
  2. Piotrowski, Edward W. & SÅ‚adkowski, Jan & Syska, Jacek, 2003. "Interference of quantum market strategies," Physica A: Statistical Mechanics and its Applications, Elsevier, vol. 318(3), pages 516-528.
  3. repec:att:wimass:9707 is not listed on IDEAS
  4. Solow,Robert M., 1998. "Monopolistic Competition and Macroeconomic Theory," Cambridge Books, Cambridge University Press, number 9780521623384, October.
  5. William A. Brock & Steven N. Durlauf, 1997. "A Formal Model of Theory Choice in Science," Research in Economics 97-04-031e, Santa Fe Institute.
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