This dissertation uses game theoretic models to examine the effects of agent anonymity on markets for goods and for information. In open, anonymous settings, such as the Internet, anonymity is relatively easy to obtain --- oftentimes another email address is sufficient. By becoming anonymous,...

Die vorliegende Dissertation behandelt in fünf wissenschaftlichen Artikeln Grundfragen aus dem Themenfeld der Konsumenten-Marken Beziehung. Artikel 1 befasst sich mit der Fragestellung, was Konsumenten dazu führt, eine Marke in Betracht zu ziehen. Artikel 2 untersucht den Zusammenhang von...

Ziel dieser Arbeit ist es, die Anwendbarkeit intrinsischer Wertmodelle in dem nach inländischen und ausländischen Investoren segmentierten chinesischen Kapitalmarkt zu untersuchen. Innerhalb des Frameworks der internationalen Portfolio Investment Theorie werden segmentspezifische...

We examine the profitability and the welfare implications of pricediscrimination in two-sided markets. Platforms have information aboutthe preferences of the agents that allows them to price discriminatewithin each group. The conventional wisdom from one-sided horizontallydifferentiated markets...

Well-defined interfaces and standardization allow for the composition of single Web services into value-added complex services. Such complex Web Services are increasingly traded via agile marketplaces, facilitating flexible recombination of service modules to meet heterogeneous customer demands....

The fundamental paradigm shift from traditional value chains to agile service value networks (SVN) implies new economic and organizational challenges. This work provides an auction-based coordination mechanism that enables the allocation and pricing of service compositions in SVNs. The mechanism...

Game theoretic modeling involves making assumptions on agents' infinite hierarchies of beliefs. These assumptions are understood to be only approximately satisfied in the actual situation. Thus, the significance of game theoretic predictions depend on robustness properties of the solution...

This article deals with the optimal differentiation of agri-environmental contracts based on a self-selection mechanism. The paper demonstrates that both economic efficiency and effectiveness of public expenditures can be increased, if a menu of combinations of farming practices and payments are...

Paper removed by author 02/04/09.

Many conservation programs offer financialcompensation to farmers in exchange for socially desiredservices, such as soil conservation or biodiversity protection.Realization of the conservation objective at minimum costrequires payments to just cover the extra costs incurred byeach individual...