Unionization of Professional and Technical Workers. The Labor Market and Institutional Transformation

Richard W. Hurd and John Bunge, Emerging Labor Market Institutions for the Twenty-First Century (University of Chicago Press, 2004), chap. 4, https://www.nber.org/books-and-chapters/emerging-labor-market-institutions-twenty-first-century/unionization-professional-and-technical-workers-labor-market-and-institutional-transformation.