Trading Is Hazardous to Your Wealth: Why the Individual Investor’s Worst Enemy Is in the Mirror
Trading Is Hazardous to Your Wealth: Why the Individual Investor’s Worst Enemy Is in the Mirror... Back in April 2000, two finance professors—Brad M. Barber and Terrance Odean—published a paper in The Journal of Finance with a title that cut straight through the Wall Street noise: "Trading Is Hazardous to Your Wealth: The Common Stock Investment Performance of Individual Investors." It was a massive study. They didn't just run mathematical models or test market theories in a lab; they examined the actual, real-world trading records of over 66,000 households at a major discount brokerage firm across a five-year period in the 1990s. The headline finding was brutal, undeniable, and deeply unsettling to anyone who believes they can outsmart the stock market: The investors who traded the most earned the lowest returns. Fast forward to today. We live in an era of zero-commission trading apps, 24/7 financial commentary, push notifications alerting us to market swing...