“Today, new working-class jobs are primarily low-wage service jobs, and the perks that once went along with middle-of-the-road white-collar jobs have disappeared. Flexible, project-oriented, contingent work has become the norm, enabling companies to ratchet up their requirements for all workers except those at the very top. Meanwhile, the costs of education, housing, childcare, and health care have skyrocketed, making it yet more difficult for individuals and households to get by, never mind prosper.”