We had our first taste of the problem with mean-variance optimization at a hedge fund some years back. We loaded the positions into an optimizer, pressed the button, and discovered 25% of the ...

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 ...

The investment industry is undergoing a transformation that is largely attributable to technological advancements. Investors will benefit from a basic understanding of ML algorithms and the impact ...

The mean-variance optimization suggested by Henry Markowitz represents a path-breaking work, the beginning of the so-called Modern Portfolio Theory. This theory has been criticized by some researchers ...

Our news journalists obtained a quote from the research from the University of Melbourne, "On the side of reinsurance, we require that the proportion of insurer's retained risk belong to [0, 1], is ...

Portfolio construction is the art (and science) of allocating weights to a collection of assets to achieve a given objective – typically, a target volatility or risk-adjusted return. The Markowitz ...

Harry Markowitz’s dissertation on portfolio selection in 1952 focused on the value of combining two risky investments that do not move in lockstep with one another. Markowitz’s cutting-edge research ...