Let's not forget the good old Single Greatest Predictor ( https://www.philosophicaleconomics.com/2013/12/the-single-greatest-predictor-of-future-stock-market-re

Let's not forget the good old Single Greatest Predictor ( https://www.philosophicaleconomics.com/2013/12/the-single-greatest-predictor-of-future-stock-market-returns/ https://www.philosophicaleconomics.com/2013/12/the-single-gr... ), which hit an all-time high in Q4 2025 ( https://fred.stlouisfed.org/graph/?g=1Wc2g https://fred.stlouisfed.org/graph/?g=1Wc2g ).