This paper studies the quantitative properties of fiscal and monetary policy in business cycle models. In terms of fiscal policy, optimal labor tax rates are virtually constant and optimal capital income tax rates are close to zero on average. In terms of monetary policy, the Friedman rule is...

What is the best way to achieve price stability? Conventional wisdom says that a tough, independent central bank is all that is necessary. However, a new view—the fiscal theory of the price level—argues that an appropriate fiscal policy is also required, no matter how tough the central bank...