How high can public debt rise without compromising fiscal solvency? We answer this question using a stochastic ability-to-pay model of sovereign default in which risk-neutral investors lend to a government that displays "fiscal fatigue," because its ability to increase primary balances cannot...

In this note, the authors reexamine the issue of debt sustainability in a large group of advanced economies. Their hypothesis is that, when debt is in a moderate range, its dynamics are sustainable in the sense that increases in debt elicit sufficient increases in primary fiscal balances to...

This paper empirically examines the effects of fiscal policy measures during the COVID-19 pandemic, using a novel database of daily fiscal policy announcements-classified by type of fiscal measure-and high-frequency economic indicators for 52 countries from January 1 to December 31, 2020. The...