One of the classic underpinnings of Modern Portfolio Theory needs an update. In the early 1950s, Harry Markowitz's work on mean-variance optimization blazed a new investing paradigm. His Efficient ...

A set of assets is said to span the mean–variance space if the efficient frontier it generates cannot be improved upon with additional assets. Mean–variance spanning is used to determine empirically ...

With a short sales restriction, there may be switching points along the mean variance frontier corresponding to changes in the set of assets held. Traditional wisdom holds that each switching point ...

We present efficient partial differential equation (PDE) methods for continuous-time mean-variance portfolio allocation problems when the underlying risky asset follows a stochastic volatility process ...

Cierra Murry is an expert in banking, credit cards, investing, loans, mortgages, and real estate. She is a banking consultant, loan signing agent, and arbitrator with more than 15 years of experience ...