The U.S. dollar's nominal effective exchange rate closely tracks global financial conditions, which themselves show a cyclical pattern. Over that cycle, world asset prices, leverage, and capital flows move in concert with global growth, especially influencing the fortunes of emerging and...

In this paper we connect the events of the last twelve months, "The Panic of 2008" as it has been called, to the demand for international reserves. In previous work, we have shown that international reserve demand can be rationalized by a central bank's desire to backstop the broad money supply...

This paper discusses the profound difficulties of maintaining fixed exchange rates in a world of expanding global capital markets. Contrary to popular wisdom, industrialized-country monetary authorities easily have the resources to defend exchange parities against virtually any private...

For several decades until the Global Financial Crisis (GFC), Covered Interest Parity (CIP) appeared to hold quite closely--even as a broad macroeconomic relationship applying to daily or weekly data. Not only have CIP deviations significantly increased since the GFC, but potential macrofinancial...

Once one recognizes that governments borrow international reserves and exercise other policy options to defend fixed exchange rates during currency crises, the question arises: What factors determine a government's decision to abandon a currency peg or hang on? In a setting of purposeful action...

Among the developing countries of the world, those emerging markets that have sought some degree of integration into world finance are characterized by higher per capita incomes, higher long-run growth rates, and lower output and consumption volatility. These characteristics are more likely to...

In our book, Global Capital Markets: Integration, Crisis, and Growth, we traced out the evolution of the international monetary system using the framework of the "international monetary trilemma": countries can enjoy at most two from the set {exchange-rate stability, open capital markets, and...

A key precursor of twentieth-century financial crises in emerging and advanced economies alike was the rapid buildup of leverage. Those emerging economies that avoided leverage booms during the 2000s also were most likely to avoid the worst effects of the twenty-first century's first global...