We study why high-priced acquisitions of entrants by an incumbent do not necessarily stimulate more innovation and entry in an industry (like that of digital platforms) where customers face switching costs and enjoy network externalities. The prospect of an acquisition by the incumbent platform...

Eine Vielzahl von Herausforderung stellt die kommerzielle Verbreitung des Internets und die damit verbundene bidirektionale Kommunikation nicht nur zwischen Konsumenten und Unternehmen, sondern ebenso unter Konsumenten, für Unternehmen dar. Die Unternehmen stehen vor der Notwendigkeit, die...

The Social Cloud framework leverages existing relationships between members of a social network for the exchange of resources. This thesis focuses on the design of coordination mechanisms to address two challenges in this scenario. In the first part, user participation incentives are studied. In...

Based upon the foundations of mean-variance decision-making theory, we demonstrate that a change in the risk situation of an international enterprise open currency position does not inevitably require a corresponding hedging accommodation. Given a new risk situation, whether a revision of the...

We consider a hierarchical organization with two fully rational agents. The goal of the organization is that of selecting the best alternative out of several available, and agents are heterogenous in the accuracy with which they screen the alternatives. We show that, if internal communications...