In recent years increasing need has been felt for a body of systematic theoretical constructs which will discuss the general relationships of the empirical world. This is the quest of General Systems Theory. It does not seek, of course, to establish a single, self-contained "general theory of...

In recent years a great deal of attention has been paid by social scientists and others to the problem of the theory of decisions. The decision is a basic concept of social systems, especially in social dynamics. It represents perhaps the most important single class of events, an event being...