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William Goetzmann
William Goetzmann
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Professor of finance and director, Yale's International Center for Finance

Calmly assess if your portfolio is diversified. If it is, that's the best you can do.

You may get lucky switching to cash or you may not, but history suggests a diversified portfolio with a significant share in equities will do well in the long term.

NEXT: Burton Malkiel

Last updated April 28 2008: 1:20 PM ET
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