At the zero lower bound, the central bank's inability to offset shocks endogenously generates volatility. In this setting, an increase in uncertainty about future shocks causes significant contractions in the economy and may lead to non-existence of an equilibrium. The form of the monetary...

There have been large changes in the conduct of aggregate demand policy in the United States over the past fifty years. This paper shows that these changes in policy have resulted largely from changes in policymakers' beliefs about the functioning of the economy and the effects of policy. We...

There have been large changes in the conduct of aggregate demand policy in the United States over the past fifty years. This paper shows that these changes in policy have resulted largely from changes in policymakers' beliefs about the functioning of the economy and the effects of policy. We...

At the zero lower bound, the central bank's inability to offset shocks endogenously generates volatility. In this setting, an increase in uncertainty about future shocks causes significant contractions in the economy and may lead to non-existence of an equilibrium. The form of the monetary...