In the contentious debate about women and work, conventional wisdom holds that middle-class women can decide if they work, while working-class women need to work. Yet, even after the recent economic crisis, middle-class women are more likely to work than working-class women. Sarah Damaske deflates the myth that financial needs dictate if women work, revealing that financial resources make it easier for women to remain at work and not easier to leave it.

Departing from mainstream research, Damaske finds three main employment patterns: steady, pulled back, and interrupted. She discovers...