There is widespread agreement that a surprise increase in an economy's money supply drives the nominal interest rate down and economic activity up, at least in the short run. This is understood as reflecting the dominance of the liquidity effect of a money shock over an opposing force, the...

This study analyzes two monetary economies, a cash-credit good model and a limited-participation model. In these models, monetary policy is made by a benevolent policymaker who cannot commit to future policies. The study defines and analyzes Markov equilibrium in these economies and shows that...

Using a series of examples, we review the various ways in which a monetary policy characterized by the Taylor rule can inject volatility into the economy. In the examples, a particular modification to the Taylor rule can reduce or even entirely eliminate the problems. Under the modified policy,...

Conventional wisdom holds that unanticipated expansionary monetary policy shocks cause transient but persistent decreases in real and nominal interest rates. However a number of econometric studies argue that the evidence favors the opposite view, namely that these shocks actually raise, rather...

Using a series of examples, we review the various ways in which a monetary policy characterized by the Taylor rule can inject volatility into the economy. In the examples, a particular modification to the Taylor rule can reduce or even entirely eliminate the problems. Under the modified policy,...