On Borrowed Time: How the Growth in Entitlement Spending Threatens America's Future, with Neil Howe (1988)

Facing Up: How to Rescue the Economy from Crushing Debt and Restore the American Dream (1993)

Will America Grow Up Before it Grows Old: How the Coming Social Security Crisis Threatens You, Your Family and Your Country (1996)

Gray Dawn: How the Coming Age Wave Will Transform America—and the World (2000)

Running on Empty: How the Democratic and Republican Parties Are Bankrupting Our Future and What Americans Can Do About It (2005)

The Education of an American Dreamer: How a Son of Greek Immigrants Learned His Way from a Nebraska Diner to Washington, Wall Street, and Beyond (2009)

Steering Clear: How to Avoid a Debt Crisis and Secure Our Economic Future (2015)