Sustaining U.S. Economic Growth. In: Agenda for the Nation. Agenda for the Nation. Washington, D.C.: The Brookings Institution; 2003. pp. 17-60..
Long-Run Changes in the U.S. Wage Stucture: Narrowing, Widening, Polarizing. Brookings Papers on Economic Activity. 2007;2..
Mass Secondary Schooling and the State: The Role of State Compulsion in the High School Movement. In: Understanding Long Run Economic Growth. Understanding Long Run Economic Growth. Cambridge University Press; 2011..
Why the United States Led in Education: Lessons from Secondary School Expansion, 1910 to 1940. In: Human Capital and Institutions: A Long-Run View. Human Capital and Institutions: A Long-Run View. Cambridge University Press; 2009..
The Race Between Education and Technology. Belknap Press for Harvard University Press; 2008..