* American Labor in Transition, 1940–1995 (2018)
* America's Labor Force (1996)
* The Pension Funding Revolution: Lessons from the United Kingdom and the United States (2010)
Selected Articles
* "Employment Contracts: The Case for Labor Union Intervention" (1977)
* "Do Union Members Receive Compensating Differentials?" (1978)
* "The Union Wage Impact: A Stochastic Frontier Approach" (1981)
* "The Economic Effect of Unions: What We Know and What We Don't Know" (1985)
* "The Decline of Unionization in the United States" (1988)
* "The Effect of Unions on Wages and Benefits: A Review of the Literature" (1991)
* "The Role of Labor Unions in the U.S. Economy" (1994)
* "The Impact of Unions on Productivity and Employment: A Review of the Literature" (1996)
* "The Future of Labor Unions in the United States" (1998)
* "The Role of Unions in the Contemporary U.S. Labor Market" (2000)
Book Chapters
* "The Role of Labor Unions in the U.S. Economy" in The Economics of Labor Unions (1990)
* "The Effect of Unions on Wages and Benefits: A Review of the Literature" in The Handbook of Labor Economics (1992)
* "The Decline of Unionization in the United States" in The Oxford Handbook of Labor Economics (2008)
* "The Future of Labor Unions in the United States" in The Future of Work (2019)
Reports and Policy Briefs
* "The Union Wage Impact: What Do the Data Show?" (2001)
* "The State of America's Unions: A Report from the Economic Policy Institute" (2003)
* "The Decline of Unionization in the United States: What We Know and What We Don't Know" (2004)
* "The Future of Unions in the United States: A Report from the Economic Policy Institute" (2006)
* "The Role of Unions in the Twenty-First Century Economy" (2008)
* "The Impact of Unions on Economic Inequality in the United States" (2010)
* "The State of America's Unions: A Report from the Economic Policy Institute" (2012)
* "The Decline of Unionization in the United States: A Report from the Economic Policy Institute" (2014)
* "The Future of Unions in the United States: A Report from the Economic Policy Institute" (2016)
* "The Role of Unions in the Twenty-First Century Economy: A Report from the Economic Policy Institute" (2018)