That was Bernake's innovation. Artificially low interest rates allowed stocks to grow faster than the economy for decades. However, it may be that stocks now n

That was Bernake's innovation. Artificially low interest rates allowed stocks to grow faster than the economy for decades. However, it may be that stocks now need to re-value to match the value of the economy, i.e. give up that ~5% delta that they've compounded over the last few decades.