Four of the most important ratios in investing: $.SPX(.SPX)$ $SPDR S&P 500 ETF Trust(SPY)$ $.IXIC(.IXIC)$ $Invesco QQQ(QQQ)$ $NASDAQ 100(NDX)$ $.DJI(.DJI)$ $GLOBAL X DOW 30® COVERED CALL ETF(DJIA)$ 1. FCF / Invested capital2. FCF / Historic FCF3. FCF / Revenue4. FCF / Market capitalisationIf you had to add one, what would it be?High growth companies normally have high multiples.I created this table to show the relationship between growth and multiples👇In short, a PE ratio of 50 requires a 20%