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...

In this paper we focus our attention on the question of whether union/nonunion differences in nonwage outcomes can, in fact, be explained in terms of standard price-theoretic responses to real wage effects, as opposed to the real effect of unionism on economic behavior. We reach three basic...

After decades of successful growth, economic unions have recently become the focus of heightened political controversy. We argue that this is partly due to the growth of trade between countries that are increasingly dissimilar. We develop a theoretical framework to study the effects on trade,...