Republican presidential nominee Donald Trump promises the biggest deportation event the U.S. has ever seen if he is elected.

Donald Trump promises a mass deportation event if he is elected. Economists say that could cause the cost of food and housing to skyrocket.

Donald Trump promises the biggest deportation event the United States has ever seen if he is elected -- a promise he has predicated, in part, on the notion that migrants in the U.S. legally and illegally are stealing what he calls "Black jobs" and "Hispanic jobs.

Trump, who often uses anti-immigrant rhetoric, has referred during his campaign to immigrants he says are taking “Black jobs” and “Hispanic jobs.” But government data show immigrant labor contributes to economic growth and provides promotional opportunities for native-born workers.

Here’s a look at immigration and the U.S. labor market, and what Trump’s plan would mean for the U.S. economy.