... to their content and methodologies. Review of the literature clearly shows that most publications in this area still lack a theoretical foundation. A large number of differing terms and definitions are present. Much of the literature analyzed here also fails to provide detailed suggestions for the management...

... that requires clarification is the “how” question. There seems to be confusion about the distinction between valuation and measurement. The distinction is fundamental yet not recognized in the field. Based on a literature review this article presents a classification of motives and solutions and plots ten...