BUENOS AIRES – Ever since World War II, the countries of Latin America have served as something of a currency laboratory. Across the region,…

BEIJING – In June, the Peoples’ Bank of China (PBC), China’s central bank, announced an end to the renminbi’s 23-month-old peg to the dollar…

LONDON – The Bank for International Settlements recently reported that $4 trillion a day is traded in global foreign-exchange (FX) markets, …

DAKAR – Sub-Saharan African is in the grip of currency-union mania. Regional groups of countries in eastern, southern, and western Africa ar…

LONDON – On September 16, 1992, a date that lives in infamy in the United Kingdom as “Black Wednesday,” the Bank of England abandoned its ef…

BERKELEY – The competition for reserve-currency status is conventionally portrayed as a winner-take-all game. There is room, in this view, f…

TOKYO – A specter is haunting China’s exchange-rate regime: the long-running dispute between the United States and Japan throughout the 1980…

PARIS – For anyone living in the 16 eurozone member states, the euro’s enduring success is both a technical and an emotional issue; both hea…

CAMBRIDGE – American economic policy aims for a dollar that is strong at home and competitive abroad. A strong dollar at home means a dollar…