Written for a PIIE conference on the 50th anniversary of floating exchange rates, this paper deals with possible alternatives to a unipolar dollar-based system. It considers (1) measures of international currency use; (2) potential challengers to the dollar; (3) network externalities; and (4) the...

American fiscal policy has been procyclical: Washington wasted the expansion period 2001-2007 by running budget deficits, but by 2011 had come to feel constrained by inherited debt to withdraw fiscal stimulus. Chile has achieved countercyclical fiscal policy – saving in booms and easing in...

This note attempts a concise yet comprehensive overview of the crisis still facing the eurozone, in the areas of competitiveness, fiscal policy, and banking. The euro's founding documents enshrined such principles as fiscal constraints, the “no bailout clause,” and assignment to the ECB of...

A majority of countries neither freely float their currencies nor firmly peg. But most of the remainder in practice also don't obey such well-defined intermediate exchange rate regimes as target zones. This paper proposes to define an intermediate regime, to be called “systematic managed...

After a 30-year absence, calls for international coordination of macroeconomic policy are back. This time the issues go by names like currency wars, taper tantrums, and fiscal compacts. In traditional game theory terms, the existence of spillovers implies that countries are potentially better...

Two big questions from 20 years ago look somewhat different today. First, would the long-term trend of globalization continue? Contrary to all predictions, trade growth has slowed markedly since the Global Financial Crisis of 2008-09. But the feared increase in protectionism did not materialize,...

When the US Bureau of Labor Statistics releases new numbers, in theory it should make no difference whether the press release emphasizes the most recent 1-month number, which is what it does, or the 12-month number, as many other countries' statistical agencies do. This paper offers the...

Countries that specialize in commodities have in recent years been hit by high volatility in world prices for their exports. This paper suggests four ways that commodity-exporters can make themselves less vulnerable:(1) They can use option contracts to hedge against short-term declines in the...

The paper proposes an exchange rate regime for oil-exporting countries. The arrangement is designed to achieve the best of both flexible and fixed exchange rates: to deliver monetary policy that counteracts rather than exacerbates the effects of swings in the oil market, while yet offering the...

This paper investigates whether leading indicators can help explain the cross-country incidence of the 2008-09 financial crisis. Rather than looking for indicators with specific relevance to the current crisis, the selection of variables is driven by an extensive review of more than eighty...