This paper analyzes a useful accounting framework that breaks down the current account to twocomponents: a composition effect and a growth effect.We show that past empirical evidence, which stronglysupports the growth effect as the main driver of current account dynamics, is misconceived. The...

This paper provides a new theory of international capital ows. In a frameworkthat integrates factor-proportions-based trade and nancial capital ows, a novel forceemerges: capital tends to ow towards countries that become more specialized incapital-intensive industries. This `composition' eect...

The `quantity anomalies' that arise from standard international business cycle models are cross-country correlations in consumption being higher than output, and negative comovement in aggregate investment and employment. This paper shows thatincorporating multiple sectors with heterogeneous...