Ha, yeah - using this page ( http://www.moneychimp.com/features/market_cagr.htm http://www.moneychimp.com/features/market_cagr.htm ) The annulaised return of t

Ha, yeah - using this page ( http://www.moneychimp.com/features/market_cagr.htm http://www.moneychimp.com/features/market_cagr.htm ) The annulaised return of the S&P 500 was 10.82% from 1970 to 1990. Which is grand but doesn't take into account inflation. Adjust for inflation and the annualised return was 4.33% So I am rolling to disbelieve that median 20 year return is 10%