We develop a model in which countries can protect themselves against shocks by subscribing to a credit union that shares the key features of the International Monetary Fund, or by self-insuring through accumulating reserves. We assess the impact of the increasing heterogeneity of the Fund's...

The financial crisis has re-ignited the fierce debate about the merits of financial globalization and its implications for growth, especially for developing countries. The empirical literature has not been able to conclusively establish the presumed growth benefits of financial integration....

This paper develops an analytical model of contagion in financial networks with arbitrary structure. We explore how the probability and potential impact of contagion is influenced by aggregate and idiosyncratic shocks, changes in network structure, and asset market liquidity. Our findings...

We examine the safety of government bonds in the presence of Knightian uncertainty amongst financial market participants. In our model, the information insensitivity of government bonds is driven by strategic complementarities across counterparties and the structure of trading relationships. We...

This note presents a simple model that nests the excess liquidity and savings glut hypotheses of the debate on the recent asset price boom. It clarifies the notion of investors' search for yield and shows how financial frictions influence asset price dynamics