Stop trying to predict and appraise President Trump's tariffs policies based on economic theories or market realities. Tariffs are pure psychology for the president, fused into his brain like no other topic.

President Donald Trump has repeatedly touted what he calls the return of manufacturing to the United States, hailing companies that have vowed to pour large amounts of money into making everything from computer chips to cars in America.

President Donald Trump is claiming that tariffs on imported goods are bringing in billions of dollars a day — $2 billion to be exact.