1. Introduction
The number of immigrants entering the United States grew rapidly in recent decades.
During the 1950s, only 250,000 legal immigrants entered the country annually.By the 1990s,
nearly 1 million persons entered the country legally each year and another 300,000 entered—
and stayed in—the country illegally.1 An increasing number of the new immigrants fall in
the lower range of the skill and income distributions. In 1960, the typical immigrant earned
4% more than the average native worker. By 1998, the typical immigrant earned 23% less
(Borjas, 1999).
1. IntroductionThe number of immigrants entering the United States grew rapidly in recent decades.During the 1950s, only 250,000 legal immigrants entered the country annually.By the 1990s,nearly 1 million persons entered the country legally each year and another 300,000 entered—and stayed in—the country illegally.1 An increasing number of the new immigrants fall inthe lower range of the skill and income distributions. In 1960, the typical immigrant earned4% more than the average native worker. By 1998, the typical immigrant earned 23% less(Borjas, 1999).
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