How should public debt be managed when uncertainty about the business cycle is widespread and debt levels are high, as in the aftermath of the last financial crisis? This paper analyzes optimal fiscal policy with ambiguity aversion and endogenous government spending. We show that, without...

This paper provides a set of detailed estimated fiscal reaction functions for a panel of twenty industrialized countries, and it discusses commonalities and differences with regard to systematic fiscal policies across countries. In general, the countries in the panel adjust tax revenues strongly...