Americans buy $900 billion a year in food, cars, TVs, toys, appliances and other goods from Mexico and Canada. The cost of these products could rise if President Trump carries out his threat to apply 25% tariffs.

Trump plans 25% tariffs on Canada, Mexico. What will it mean for Iowa's economy, farmers? Last time it left a $2 billion dent

While much about the threatened tariffs is still unclear, experts predict they would be bad news for all three economies, with few winners.