The problem is that it is both the global reserve currency — the currency most widely used in global trade and held by foreign central banks — and the national currency of the United States. The dollar trapUS President Donald Trump and his followers aren’t wrong in saying the US pays a price for issuing the global reserve currency. These imbalances are not merely economic accidents; they are structural features of a global financial system built around the dollar. Be careful what you wish forWhat about backing a global reserve currency with commodities? The dangers of small currency fragilityWhat if there won’t be a new global reserve currency?