People are optimistic that the jobs lost in the U. S. recession of the late 2000s will be replaced with others. However, even if the optimists are right, the shift in the economy may permanently alter the social class status of many people. This is due to the jobs lost being largely in manufacturing and new jobs being mostly in information technology. This suggests that the newly unemployed will have trouble competing for newly created jobs. If this is the case, what is it called