This paper summarized some new evidence concerning the impact of collective bargaining on productivity for workers of a given quality working with the same amount of capital. The new findings, which are based on econometric investigations, indicate that in many sectors,in particular...

Why do people join open-shop unions when they would receive union wage rates even if they were not members? Why are unionization rates so low in the south-east of England? To address these questions, which we treat as interrelated, the paper considers the idea that unions offer insurance against...