Learn about correlation, including how it measures the relationship between securities, along with how it aids in diversifying your portfolio and risk management.

What Is the Correlation Coefficient? The correlation coefficient quantifies the strength and direction of a linear relationship between two variables, key in assessing investment risks and optimizing ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced ...

A correlation tells you how two financial variables move together. Financial variables can be assets like stock prices, and bond yields or economic indicators like interest rates. The direction in ...