Amerikanske økonomer er forvirrede over en 'usædvanlig situation', da Ruslands rubel er verdens bedst ydende Fiat-valuta

To måneder efter, at den russiske rubel faldt under en amerikansk. øre, the transcontinental countrys fiat currency is the best performing currency worldwide. American economists are baffled by theunusual situationbecause a country facing stiff sanctions typically sees its fiat currency