Die vorliegende Dissertation widmet sich mit Hilfe kontrollierter Laborexperimente der übergeordneten Frage, wie menschliche Kooperation in Situationen ermöglicht werden kann, in denen die materiellen Anreize egoistisches, nicht gruppendienliches Verhalten begünstigen. Diese Frage wird in der...

In this dissertation the influence of social networking sites (= SNSs) on the daily lives of their users was analyzed. In the theoretical part, the concept of online social capital was developed as a theoretical framework through which to understand and analyze the use of these websites. On the...

This dissertation is a compilation of papers on entrepreneurship which investigate related research questions. The unifying element of the different parts is the focus on two important concepts in entrepreneurship research, namely human capital and social capital. Briefly, the four main chapters...