Whose jobs are done by illegal immigrants?

The role of illegal immigrants has become even more critical because Americans are, on average, much more educated now than half a century ago. The economy needs immigrants to fill the low-skill jobs, some economists say.

In an ideal world, the United States would let in enough foreign workers to do the jobs unwanted by most U.S.-born workers, said Gordon Hanson, an economics professor at the University of California at San Diego and CCIS Research Associate, who grew up in Fresno.

But America’s restrictive immigration system doesn’t allow that. So illegal immigrants fill in the gaps by being the first to enter the country when there are jobs and the first to leave when jobs dry up.
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