In this paper we discuss how several macroeconomic features of the 2001-2009 period may have resulted from a process in which financial markets were trying to allocate risk between heterogeneous agents when productive investment opportunities are scarce. We begin by showing how heterogeneity in...

Data on the world saving distribution reveals three key features: (i) saving rates are significantly different across countries and they remain different for long periods of time; (ii) the average saving rate has remained relatively unchanged but the dispersion in saving rates has risen; and...

The financial crisis of 2007–08 started with the collapse of the market for collateralized debt obligations backed by subprime mortgages. In this paper we present a mechanism aimed at explaining how a freeze in a secondary debt market can be amplified and propagated to the real economy, and...

The rising current account deficit in the USA has attracted considerable attention in recent years. We use the "business cycle accounting" methodology to identify the principal distortions that have affected the external accounts of the US. In particular, we measure distortions in the optimality...

The rising current account deficit in the USA has attracted considerable attention in recent years. We use the “business cycle accounting” methodology to identify the principal distortions that have affected the external accounts of the US. In particular, we measure distortions in the...

As documented in recent studies, developing countries (classified by the IMF as floaters or managed floaters) are extremely reluctant to allow for large nominal exchange rate fluctuations. This 'fear of floating' is reflected in the fact that, in spite of being subject to larger shocks,...