Understand the essentials of positive correlation, where variables move together, impacting decision-making in finance, ...

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

Most of us have heard the phrase "correlation does not equal causation." But understanding how scientists move beyond identifying correlations to establish causation remains a mystery to many. Finding ...

A comment posted by a reader on a recent post reprimanded me for suggesting that marijuana caused relationships to go bad. In this instance the reader was mistaken, as I had specifically used the word ...