14/10/2024, 5:07:02 pm

Would a time machine make you a great investor?

It sounds like an investor’s wildest dream. A surprising experiment shows that it shouldn’t be. A study reveals that a simple trading strategy, buying stocks at the end of each quarter and selling at the beginning, generates returns exceeding those of the S&P 500 index, outperforming professional investors. The surprising result raises questions about market efficiency and sparks debate.