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The mean-variance model from the inverse of the variance-covariance matrix

Author

Listed:
  • Jordi Esteve Comas
  • Manuel Fernandez Lopez

    (Universitat de Barcelona)

Abstract

In this paper we obtain the main results of the Markowitz mean-variance model from the inverse of the covariance matrix, following a shorter and mathematically rigorous path. We also obtain the equilibrium expression of Sharpes capital asset pricing model (CAPM).

Suggested Citation

  • Jordi Esteve Comas & Manuel Fernandez Lopez, 2012. "The mean-variance model from the inverse of the variance-covariance matrix," Working Papers in Economics 271, Universitat de Barcelona. Espai de Recerca en Economia.
    • Handle: RePEc:bar:bedcje:2012271
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    More about this item

    JEL classification:

    • G12 - Financial Economics - - General Financial Markets - - - Asset Pricing; Trading Volume; Bond Interest Rates
    • G11 - Financial Economics - - General Financial Markets - - - Portfolio Choice; Investment Decisions

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