Global current account imbalances were a major subject of concern in the years before the recent financial crisis. It is shown that the expected (negative) equilibrium relationship between net foreign assets and the trade balance that had held in the previous twenty years appeared to break down...

Theory suggests a significant positive relationship in long-run equilibrium between net foreign assets (NFA) as a proportion of GDP and real exchange rates. Empirical tests have ignored two issues: the large variation in cross-country trade/GDP ratios, which is likely to induce substantial...