of this powerful concept is still amiss. Drawing on Luhmannian social systems theory, historical analysis, and four …' preferences towards particular brands. On these conceptual foundations a comprehensive brand- and communication-centered theory is … developed that fulfills Alderson', Cox' and Bartels' foundational requirements for a general theory of marketing in an …

In this paper, a short survey is given on the contents and some problems of the theory of optimal currency areas. In … conventional theory is inspired by a phenomenon that can be observed for example in Germany but also in other European countries … the nominal exchange rate. The conventional theory with the focus on private agents' behaviour - e.g. in the context of …