The authors find that between 1870 and 1913, large open market purchases of Treasury securities made by the U.S. Treasury Department narrowed the yield spread between Treasury bonds with high interest rate risk (the risk of an investment's value changing on account of interest rate changes) and...

We conduct an empirical analysis of the Federal Reserve's large-scale asset purchases (LSAPs) on MBS yields and mortgage rates. The Federal Reserve's accumulation of MBS and Treasury securities lowered MBS yields and mortgage rates by more than what would have been suggested by changes in market...