The article quantifies the major cost of increased immigration as "the earnings of [high school dropouts] dropped by between $800 and $1,500 each year." It describes the benefits to immigrants as "Immigrants, too, gain substantially; their total earnings far exceed what their income would have been had they not migrated." To take a specific example, maids in India make about $3 a day. If they had the opportunity to m…
I feel that perhaps there is some degree of nuance here you've overlooked.