"The paper is an attempt to test whether there is a wage curve in western Germany and if so whether it might be explained by efficiency-wage forces. Such a theory makes two predictions. First, where the degree of supervision is low, wages will be high. Second, where the degree of supervision is...

The main contribution of this paper is to provide a framework in which the notion of farsighted stability for games, introduced by Chwe (1994), can be applied to direct networks. Then using Chwe's basic result on the nonemptiness of farsighted stable sets for games, we show that for any given...