Despite much handwringing and political posturing, the surge of job outsourcing, by increasing productivity, has actually <A HREF="http://news.yahoo.com/s/nm/20060825/us_nm/economy_productivity_dc">helped raise real wages</A> for low-skilled U.S. workers, according to two Princeton University economists. Taking a swing at conventional wisdom, Princeton professors Gene Grossman and Esteban Rossi-Hansberg argued that wages for the least-skilled blue collar jobs had been rising since 1997 as outsourcing boosted productivity. The Princeton economists contend that many observers tended to gloss over the productivity benefits involved in the offshoring of labor.