News — Trump has pledged to impose tariffs on 25% on all imports from Canada and Mexico, as well as an extra 10% on products from China. The U.S. has been putting tariffs on Chinese goods for a long time. Some of the more recent tariffs were even able to push Mexico back into the top trading spot with the United States, says. Virginia Tech economist He can speak on why the U.S. imposes tariffs even though they increase costs for American consumers. He can also discuss recent stock market volatility related to AI technology.