Organizations are increasingly externalizing work activities, but vary as to where and how they do so. Using a US employer survey, we examine within- and between-organization differences in the use of employment intermediaries such as temporary help agencies and contract companies, in whether...

Network analysts interested in social influence examine the social foundations for influence—the social relations that provide a basis for the alteration of an attitude or behavior by one network actor in response to another. This article contrasts two empirical accounts of social...

The problem of estimating interaction effects involving unmeasured block variables determined by observed indicator variables is discussed. It is shown that interaction effects involving block variables can be estimated using currently available software. In the case in which a block variable...