The Unheralded Contributions of Markowitz to Behavioral Portfolio Theory
“I split my contributions 50/50 between bonds and equities,” Harry Markowitz said in a famous 1998 interview with Jason Zweig.1 Markowitz readily admitted that he did not compute co-variances and draw a mean-variance efficient frontier. “Instead, I visualized my grief if the stock market went way up, and I wasn’t in it —or if it …
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