The paper proposes a unified framework to study the dynamics of net foreign assets and exchange rate movements. We show that deteriorations in a country's net exports or net foreign asset position have to be matched either by future net export growth (trade adjustment channel) or by future...

We show that the when one takes into account the global equilibrium ramifications of an unwinding of the US current account deficit, currently running at nearly 6% of GDP, the potential collapse of the dollar becomes considerably larger (more than 50% larger) than our previous estimates...