Source Undocumented immigrants benefit this America. The IRS estimates that The true economic impact of illegal immigration The IRS estimates that many do The IRS estimates that contested http://en.wikipedia.org/wiki/Economic... You ought to watch the name calling. Wikipedia says: impact of illegal workers http://en.wikipedia.org/wiki/Economic... Economic Impact of Illegal Aliens The IRS estimates that http://en.wikipedia.org/wiki/Economic... http://en.wikipedia.org/wiki/Economic_im...