The paper is organized around the following question: when the economy moves from a debtGDP level where the probability of default is nil to a higher level the "fiscal limit" where the default probability is non-negligible, how do the effects of routine monetary operations designed to achieve...

What determines the sustainability of sovereign debt? We develop a model where myopic governments seek popularity but can nevertheless commit credibly to service external debt. They do not default when debt is low because they would lose access to debt markets and be forced to reduce spending;...

What determines the sustainability of sovereign debt? In this paper, we develop a model where myopic governments seek electoral popularity but can nevertheless commit credibly to service external debt. They do not default when they are poor because they would lose access to debt markets and be...