“Beyond reducing manufacturing employment,” he notes, “the study concluded that producer prices increased, but that manufacturing output did not. So the tariffs didn’t just hurt the economy as a whole, but damaged the manufacturing sector specifically.”
Basically, when the price of commodities like steel and Aluminum went up, companies responded by importing the finished goods they were trying to build. So instead of foreign steel, we have more foreign washing machines, tools, and garbage disposals. Built out of foreign steel.