UNIVERSITY PARK, Pa., July 24 -- Pennsylvania State University issued the following news release:

UNIVERSITY PARK, Pa. - Adolescents in both the United States and the United Kingdom have become increasingly ambitious about their future careers over the past two decades, according to a new study by researchers at Penn State. They also found that family socioeconomic background plays a different role depending on the types of occupations students expect to pursue, with relatively small socioeconomic differences among American students aspiring to the highest-status careers.

In a recent study published in the American Educational Research Journal, Soo-yong Byun, professor of education, of demography and of Asian studies at Penn State, explor...