Just when it looked like the global economy was running on all cylinders, President Donald Trump injected a degree of risk to the otherwise favorable outlook.
The U.S. president announced on Thursday plans to impose 25 percent tariffs on imported steel and 10 percent tariffs on foreign aluminum, with more details to be unveiled next week. American equities cratered for a third day as fears of a trade war spread and expectations for U.S. economic growth weakened a bit.
The decision wrapped up a busy week for the world economy:
The move to protect American metals producers threatens to raise prices for consumers and businesses that buy goods made with the raw materials. That will have implications for a U.S. central bank that’s debating how fast to raise interest rates this year.