What is structural mobility? What economic factors made upward mobility into the working class,
lower-middle class, and upper-middle class easier before 1970? (Start by briefly defining each group.)
What economic factors have made upward mobility more difficult since the 1970s for the working
class and lower-middle class in particular? Be sure to use examples from the Marger and Uchitelle
readings with page numbers for support throughout.
Sample Solution