Can Trump stay tough - and stay the course?

To tackle huge trade deficits, Trump must prevail on countries to buy more US exports. But will he even be in office long enough, asks Eamonn Fingleton

The publisher and economic commentator Steve Forbes once joked that if you ever find yourself in a middle seat on a plane and want to create elbow room, try starting a conversation about US monetary policy. It is a subject whose power to bore the pants off fellow passengers may soon diminish.

Of dozens of difficult problems facing the new Washington administration, not the least is monetary policy. While managing the money supply ...