This paper develops a network model of interbank lending in which unsecured claims, repo activity and shocks to the haircuts applied to collateral assume centre stage. We show how systemic liquidity crises of the kind associated with the interbank market collapse of 2007–2008 can arise within...

This article describes a model of financial crisis and explores its implications for public policy. The framework nests the key features of earlier models but is better able to address international architecture questions in a welfare setting. In particular, this framework is used to assess the...

This paper offers an analytical framework with which to assess some recent proposals for strengthening the international financial architecture. A model is developed of sovereign liquidity crises that reflect two sources of financial stress?weak fundamentals and self-fulfilling expectations. The...