In this paper we analyze the success of startups in Germany by looking at the social network structure of their founders on the German-language business-networking site XING. We address two related research questions. First we examine university-wide networks, constructing alumni networks of 12...

We introduce a novel set of social network analysis based algorithms for mining the Web, blogs, and online forums to identify trends and find the people launching these new trends. These algorithms have been implemented in Condor, a software system for predictive search and analysis of the Web...

Sentiment indicators are often appealing to investors since financial markets are known to be influenced not only by economic fundamentals but also by emotions (Shiller & Akerlof, 2009). In current studies, however, a range of alternative sentiment indices is used each of which purports to have...