One suggestion as to tentative expected return and risk is to use the
observed return and risk for some period of the past. I believe that
better methods, which take into account more information, can be found.
I believe that what is needed is essentially a "probabilistic"
reformulation of security analysis. I wi]l not pursue this subject here,
for this is "another story." It is a story of which I have read only the
first page of the first chapter.
"Markowitz"
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From: Dan Davison <davison at stats.ox.ac.uk>
Subject: Re: [R-SIG-Finance] Bloomberg
Date: Fri, 24 Aug 2007 12:11:24 +0100
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