The concept of “mean reversion” used to help build massive fortunes. Of late, a better mantra has been “maximum attraction,” as valuations and bullish psychology have matched or surpassed excesses of the Y2K Tech bubble. Meanwhile, corporate profit margins, once dubbed “the most mean-reverting series in finance” by Jeremy Grantham, have now topped those seen near the Y2K top by more than 50%.
Mar
05
2022