“…In particular, great effort has been exerted to understand the behavior of technologically based communication networks such as the Internet [6], the World Wide Web [7], or e-mail networks [8][9][10]. However, the study of communication processes in a wider sense is also of interest in other fields, remarkably the design of organizations [11,12]. For instance, it is estimated that more than a half of the U.S. work force is dedicated to information processing, rather than to make or sell things in the narrow sense [11].…”