Three of the most important recent facts in global macroeconomics - the sustained rise in the US current account deficit, the stubborn decline in long run real rates, and the rise in the share of US assets in global portfolio - appear as anomalies from the perspective of conventional wisdom and...

Recently, the global economy has experienced recurrent episodes of safe asset shortages. In this paper we present a model that shows how such shortages can generate macroeconomic phenomena similar to those found in liquidity trap scenarios. Despite the similarities, there are also subtle but...

Financial assets provide return and liquidity services to their holders. However, during severe financial crises many asset prices plummet, destroying their liquidity provision function at the worst possible time. In this paper we present a model of fire sales and market breakdowns, and of the...