US Gross Domestic Product
MeasuringWorth, 1919 to 1928
Bureau of Economic Analysis, 1929 to present
Moody’s Aaa
Federal Reserve Bank of St. Louis, 1919 to 1996
ICE BofAML US Corporate 7-10 Year Effective Yield
Federal Reserve Bank of St. Louis, 1997 to present
S&P 500 Index
Robert Shiller, 1919 to 1949
Yahoo Finance, 1950 to present
S&P 500 Total Return
Robert Shiller, 1919 to 1987
Yahoo Finance, 1988 to present
Consumer Price Index
Bureau of Labor Statistics, 1919 to present