Last man standing - lonely Fed tightening spurs dollar surge

As speculation about interest rate rises and policy 'normalisation' in the euro zone, Japan, Britain and China falls away rapidly, the U.S. Federal Reserve's now lonely monetary tightening has suddenly supercharged the dollar.The revival of the U.S. currency after more than a year on the wane is already causing mayhem in emerging markets from Turkey to Argentina and Indonesia, while tightening global financial conditions in a way that could eventually make even the Fed consider a pause for thoug