Why do some states default on their debt more often than others? We argue that sovereign default is the outcome of a political struggle among different groups of citizens. It is more likely to happen if: (i) domestic debt-holders are relatively weak; (ii) the political costs of the financial...

We derive the optimal fiscal policy for a government that is committed to honoring its debt but faces investors which fear a sovereign default. We assume that investors are able to learn from new evidence, as in Marcet and Sargent (1989), so that they can gradually correct their overly...