We model the motives for residents of a country to hold foreign assets, including the precautionary motive that has been omitted from much previous literature as intractable. Our model captures many of the principal insights from the existing specialized literature on the precautionary motive,...

A fixed-exchange-rate system is characterized by two pillars: monetary policy coordination and foreign exchange reserves. This paper concentrates on the fluctuation of foreign exchange reserves by taking monetary policy coordination as given: the sustainability of the fixed exchange rate regime...

We examine the determinants of external crises, focusing on the role of foreign liabilities and their composition. Using a variety of statistical tools and comprehensive data spanning 1970-2011, we find that the ratio of net foreign liabilities to GDP is a significant crisis predictor. This is...

Has the US dollar delivered the benefits that the rest of the world is expecting from its holdings of international liquidity? US government debt has been liquid and safe, and it is supplied in sufficient quantity. But it has given a low return to the countries that accumulated the most...

Ferguson and Schularick (2006) recently provided a measure of the effect of Empire subjection on borrowing countries’ interest rates. They find this effect to be large and significant, ranging between 80 to 180 basis points. We argue that their methodology is inadequate and that their...

This paper reviews the recent literature on monetary policy rules. We exposit the monetary policy design problem within a simple baseline theoretical framework. We then consider the implications of adding various real world complications. Among other things, we show that the optimal policy...

For Africa, a regional customs union is unlikely to realise net welfare gains (in the sense of trade creation dominating trade diversion) which cannot be attained through unilateral trade liberalization. Unilateral reform has often failed in Africa, however. A regional customs union tied to...