Mean-variance analysis enables investors to construct a portfolio of assets that maximizes expected return for a given level of risk. In this framework, risk is defined by the variance of returns.

Calculating a company's financial variance can help with planning and budgeting in the future.

How to calculate revenue and expense variance to the budget Before analyzing what budget variances mean, they must first be calculated.

This paper shows how to perform sensitivity analysis for Mean-Variance (MV) portfolio problems using a general form of parametric quadratic programming. The analysis allows an investor to examine how ...

The following article will show you, step-by-step, how to calculate the historical variance of stock returns with a detailed example.