We show that in an open-economy OLG model, the interaction between growth differentials and household credit constraints, more severe in fast-growing countries, can explain three prominent global trends: a divergence in private saving rates between advanced and emerging economies, large net...

In a period of rapid integration and accelerated growth in emerging markets, three striking trends have been (1) a divergence in the private saving rates of emerging markets and advanced economies, (2) large net capital outflows from emerging markets, and (3) a sustained decline in the world...

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...