Outsourcing was responsible for only about 10 percent of the jobs lost in America over the past three years. While this is a real issue, especially if one is deciding what field to go into, it's more of a political weapon right now, one of the few economic political weapons the Democrats are left with in a growing economy. Time Magazine had a pretty good article on it in the March 1 issue. Unfortunately the online complete version requires subscription, but some of the graphics are available, like the chart below. Note below that the bar chart is cumulative, averaging out at about 300,000 outsourced jobs a year.