Portfolio Selection Harry Markowitz The Journal of Finance, Vol. 7, No. 1. (Mar., 1952), pp. 77-91. Stable URL: http://links.jstor.org/sici?sici=0022-1082%28195203%297%3A1%3C77%3APS%3E2.0.CO%3B2-1 The Journal of Finance is currently published by American Finance Association.
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http://www.jstor.org Tue May 1 12:09:21 2007
PORTFOLIO SELECTION*
HARRY MARKOWITZ The Rand Corporation
THEPROCESS OF SELECTING a portfolio may be divided into two stages. The first stage starts with observation and experience and ends with beliefs about the future performances of available securities. The second stage starts with the relevant beliefs about future performances and ends with the choice of portfolio. This paper is concerned with the second stage. We first consider the rule that the investor does (or should) maximize discounted expecte