Die vorliegende Arbeit basiert auf aktualisierten Ausz??gen einer Diplomarbeit, die vom Autor im Sommersemester 2003 dem Fachbereich Wirtschaft der Fachhochschule Gelsenkirchen vorgelegt wurde. Da die inhaltichen Schwerpunkte der Kapitel 2 und 3 auf der Darstellung rundfunktechnischer Prozesse...

Consumers interact with each other and within their social networks. Influentials have an overproportional influence on other consumers? preferences and choices, thus having relevant implications for product development, marketing planning and strategic marketing. An important question that...

Network-based marketing refers to a collection of marketing techniquesthat take advantage of links between consumers to increase sales. Weconcentrate on the consumer networks formed using direct interactions(e.g., communications) between consumers. We survey the diverseliterature on such...

To paraphrase an old bromide, "you are what you consume." Consumers derive their sense of self through products, brands, performances and a host of other meaning-laden materials that they consume. The marketing literature has long recognized possessions as an extension of the self-concept....

In this thesis we consider how user-generated content that is assembled by different popular Web portals can be exploited for Multilingual Information Retrieval. We define the knowledge that can be derived from such portals as Social Semantics. We present to approaches, Cross-lingual Explicit...

This paper investigates one possible explanation for people’s conflicting attitudes regarding protection of private information. The proliferation of studies about crimes such as identity theft and cyber-stalking, together with the sharp increase in the number of victims, and the easiness with...

Information privacy in an information age is a paradoxical issue, especially with the recentinnovations of the Internet. Social networking sites collect a great deal of personal informationabout their users. Previous studies regarding both traditional and online commercial marketplaceprivacy...

The assumption of perfectly rational representative agents is commonly questioned. This paper explores the equilibrium properties of boundedly rational heterogeneous agents. We combine an adaptive learning process in a modified cobweb model within a Stackleberg framework. We assume that there is...

Our motivation is lying on the questions "How does a food scare and information of a food scare influence the buying decision of one single agent and the changes in the aggregate demand?" and "How can we evaluate effective risk communication strategies?". Since we investigate a society of...