With the rapid development of wireless Internet services, several WLAN service providers may coexist in one public hotspot to compete for the same group of customers, leading to an inevitable price competition. The charged price and the provisioned packet loss at each provider are major factors...

"Institutional approaches to social dilemmas have so far focused on how to create incentive structures that channel individuals' behavior into socially desirable outcomes assuming that everyone is selfish. However, the presumption of universal selfishness is not only empirically invalid but may...

We discuss the strategic behavior of agents on a financial market in the presence of a central bank which is borrowing and lending money.

Braess' paradox is a counter-intuitive phenomenon which can occur in congesting networks.It refers to those cases where the introduction of a new link in the network results in thetotal travel time on the network increasing.The dissertation starts by introducing the traffic assignment problem...

As the world's largest carbon resources country with relatively great carbon emission, China in has just started its carbon trade. China is only a passive participant in international carbon trading market, rarely participating in the project of Clean Development Mechanism (CDM). Therefore,...

The importance of social and economic networks has meanwhile been widely acknowledged throughout social sciences. Network positions are supposed to be important for both, consumers and suppliers. Examples are R&D collaborations, strategic alliances, knowledge management within organizations,...

Online Consumer-to-Consumer Communication Networks are characterized by informational and social benefits as well as time and effort costs for participants. Therefore, this dissertation takes an economic perspective on the network formation process as a determinant of value for consumers and...

Mit der Liberalisierung des europäischen Marktes für elektrische Energie haben sich die Randbedingungen für alle in diesem Markt tätigen Unternehmen grundlegend verändert. Um das langfristige Ziel eines europäischen Binnenmarktes zu erreichen, sind erhebliche Eingriffe in die unter...

Diese Doktorarbeit besteht aus vier eigenständigen Forschungsarbeiten, die in der Zeit von Oktober 2004 bis Oktober 2007 geschrieben wurden, während ich Teilnehmer am "Doctoral Programme in Quantitative Economics and Finance" an der Universität Konstanz war. Meine Forschungsinteressen...

Today's predominant disclosure philosophy calls for the fulldisclosure of all decision relevant information bycompanies. More publicly available information, theargument goes, limits the adverse selection problem by reducinginformation asymmetry among heterogeneous investors. Thus, theliquidity...