(Bloomberg) — Harry Markowitz, a Nobel Prize-winning economist who redefined money management by showing that diversification could reduce investment risk while maximizing returns, has died. He was 95 ...

He overturned the traditional approach to buying stocks by examining the relationship between risk and reward. By Robert D. Hershey Jr. Harry M. Markowitz, an economist who launched a revolution in ...

With the publication of his simply titled dissertation, "Portfolio Selection," 55 years ago, Harry Markowitz, a doctoral candidate in economics at the University of Chicago, presented the investment ...

Traditionally, portfolios are optimized with a single-regime Markowitz model, using volatility as the risk measure and historical return as the expected return. This paper shows what effects a ...