Gasoline prices are up 29 cents a gallon in Arizona since President Trump took office; prices for produce and other consumer products could spike if he enacts more tariffs on Canada and Mexico, experts say.

The White House published three separate Executive Orders that imposed blanket tariffs on Canadian, Mexican and Chinese imports. The Executive Orders are all similar in scope, with each having a unique justification for imposing the associated tariffs.

One human smuggler who spoke to NBC News said the Mexican troops wouldn’t make a difference, but conceded stricter border policies had significantly cut into his business.

The leaders of Mexico and Canada have been willing to appease U.S. President Donald Trump to avoid tariffs on their products.