How Credible Is Trade Union Research? Forty Years of Evidence on the Monopoly–Voice Trade-Off

This article is the second in a series to celebrate the 70th anniversary of the ILR Review. The series features articles that analyze the state of research and future directions for important themes this journal has featured over many years of publication. In this article, the authors assess the credibility of research that has tested the theoretical contests between the monopoly and the collective voice model of unions developed by Freeman and...