Hello, this is Colum Murphy in Beijing, where Donald Trump’s penchant for doing the surprising … well … surprised everyone again this week.

President-elect Donald Trump is threatening 100% tariffs against a bloc of nine nations if they act to undermine the U.S. dollar. His threat was directed at countries in the so-called BRIC alliance, which consists of Brazil,

While China could offset American tariffs by letting its currency fall, that might endanger Beijing’s recent efforts to stabilize the economy.