21.   This increase is about what labor economists expect for every year of schooling.

22.   While conventional economic theory argues against raising the minimum wage, two respected labor economists contend that the data support the opposite conclusion.

23.   Within weeks of graduation, he had landed at Princeton, thanks to a chance encounter with Orley Ashenfelter, a Princeton labor economist.

24.   Colin Bennett, a labor economist for the Employment Policy Foundation, said the gap is more complicated than bias.

25.   On behalf of The Associated Press, a Rutgers University labor economist analyzed data from census surveys and other sources to estimate their number.