In the early-1980s, Robert Shiller set out to answer the question: Do stock prices move too much to be justified by subsequent changes in dividends? The idea was to figure out how well the stock market tracks the present value of future cash flows in the short-term. Shiller concluded that, no, stock prices do not neatly track fundamentals. He updated that data in his book Irrational Exuberance: The cash flows move very l...

source: https://awealthofcommonsense.com/2024/04/a-necessary-evil-in-the-stock-market/