The study, conducted for Democratic members of the House Government Reform Committee, focused on 40 Congressional districts in 20 states.
The scope of the problem was underscored by a recently released study conducted for the Board of Education.
A 2006 study conducted for the commission estimated that while there were about 28,000 people in the area actively looking for work, even more were underemployed.
One example is a study, conducted for G23 by the research companies Harris Interactive and Pacific Ethnography, that examines the economic behavior of women in 16 countries.
The study, conducted for Pep Boys, the auto parts and service company, and released last week, compared gasoline prices, climates, traffic flow and average travel time.
Ms. Hughes said her study, conducted for her master's degree at West Virginia University, should be extended to broader indexes like the Standard & Poor's 500.
Citing a study conducted for AT&T, the company said two-thirds of new customers in New York were not offered a choice of long-distance providers.
In fact, a study conducted for the state three years ago found that finger imaging made no difference in the approval or dropout rates of welfare recipients.
A 1997 study conducted for the Department of Education concluded that "there were no differences in growth" between students who did and did not receive Title I assistance.
The study, conducted for the National Institute on Drug Abuse, compared marijuana use in 2001 and 2002 with use a decade earlier.
"While Camden's situation is difficult and complicated, it is not necessarily hopeless," stated the report, the result of a three-month study conducted for the Annie Casey Foundation, based in Baltimore, by the McKinsey & Company consulting firm.
