Understanding Value at Risk (VaR): Explanation and Calculation Methods

Learn how Value at Risk (VaR) predicts possible investment losses and explore three key methods for calculating VaR: ...
Investopedia

Understanding Portfolio Variance: Key Concepts and Calculation Formula

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
The Motley Fool

How to Calculate the Historical Variance of Stock Returns

Stock's historical variance measures its return stability over time. Higher variance indicates greater return unpredictability and risk. Calculate variance using Excel to simplify the process for ...
ascopubs.org

Is Relative Risk Reduction a Useful Measure for Patients or Families Who Must Choose a Method of Treatment?

IN THIS issue of the Journal of Clinical Oncology, Chao et al 1 report the results of a study that examined the impact of using four different risk/benefit measures when communicating survival ...