21.   His papers on how to apply these methods to the study of social mobility became known as the Cornell Mobility Model.

22.   How do the French manage to dispense pithy aphorisms on every topic from reptiles to social mobility?

23.   In addition, the constant influx of new immigrants is always complicating the task of gauging Latino social mobility.

24.   In this city of migrants, social mobility is often greater than in blue-blooded eastern Canada.

25.   Indeed, social mobility has diminished for many, particularly the poor.

26.   It allows social mobility.

27.   Its vision of crime and upward social mobility is similar, as is its portrayal of government officials on the take and loyal mob lieutenants sacrificed along the way.

28.   Middle-class African-Americans often find themselves caught between resentful whites and the perception among many blacks that social mobility constitutes a betrayal of black identity.

29.   Much of the work of making the new country occurred at City College, which has a special place in American history as a ladder of social mobility.

30.   Our rate of joblessness is lower, the degree of social mobility higher.