In the chart below, you have Shiller’s CAPE in red and the CAPE based on forward-realized 10-year earnings in blue.Credit to Jake (@EconomPic on X) for already having thought of this a year ago.In other words, up to 2015, we can calculate a valuation ratio using the average of the next 10 years’ realized earnings to understand whether the market was actually cheap or expensive at the time.While we can’t accurately predict earnings through 2035, we have the ability to go back in time to 2015 and beyond to ca ...