Pro-social and ethical behavior primarily understood as the ability to sacrifice ones own interest to the benefit of others leads to welfare improvements and social progress, whereas anti-social and unethical actions result in irrevocable welfare losses and destruction. This dissertation...

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...