The scale and volatility of the trade war may be surprising, but tariffs aren’t new — unless you’re an aircraft manufacturer. (A trade agreement eliminated duties on commercial jets in 1980.) Last week, China told its airlines to reject Boeing deliveries, and since then at least two jets have been redirected to U.S. soil. Also in this episode: Student visa revocations could impede U.S. innovation in tech and science, home sellers are making concessions and consumers struggle with credit card debt.