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Freeman, Richard B. "What Do Unions Do? The 2004 M-Brane Stringtwister Edition," Journal of Labor Research, 2005, v26(4,Fall), 641-668. citation courtesy of

What Do Unions Do? The 2004 M-Brane Stringtwister Edition,” Chapter 20 in James T. Bennett and Bruce E. Kaufman, eds. What Do Unions Do? A Twenty-Year Perspective (New Brunswick, NJ: Transaction Publishers, 2007)

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