Discover how to calculate covariance to assess stock relationships and optimize your portfolio, balancing risk and potential ...

Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor (CRPC), Retirement Income Certified Professional (RICP), and a Chartered Socially Responsible Investing ...

Many problems in quantitative finance involve both predictive forecasting and decision-based optimization. Traditionally, covariance forecasting models are optimized with unique prediction-based ...

The formula is motivated by some recent and some old developments in random matrix theory and a requirement that it be explicitly invariant under a change of basis of risk factors. It may naturally be ...