This paper examines three sources of the fluctuations in real interest rates during the past three decades: changes in budget deficits, changes in tax rules, and changes in monetary policy. The evidence indicates that budget deficits and monetary policy have had a strong influence on the level...

Post-1980 U.S. data trace out a stable long-run money demand relationship of Cagan's semi-log form between the M1-income ratio and the nominal interest rate, with an interest semi-elasticity below 2. Integrating under this money demand curve yields estimates of the welfare costs of modest...

Over the last twenty-five years, a set of influential studies has placed interest rates at the heart of analyses that interpret and evaluate monetary policies. In light of this work, the Federal Reserve's recent policy of "quantitative easing," with its goal of affecting the supply of liquid...