Obwohl wenige große Unternehmen Ein-Produkt Organisationen sind, widmet die wissenschaftliche Forschung dem Management von Mehr-Produkt Portfolien erstaunlich wenig Aufmerksamkeit. Trotz einer Vielzahl von Arbeiten im Umfeld der Diversifikations- und M&A-Forschung wird dem Corporate Portfolio...

Informal inter-organizational networks provide manifold opportunities to organize the transfer of information, knowledge and technology between actors. Given their potential and their importance, the lack of theoretical discussion and empirical research on informal networks and their dynamics is...

We survey the literature on social networks by putting together the economics, sociological and physics/applied mathematics approaches, showing their similarities and differences. We expose, in particular, the two main ways of modeling network formation. While the physics/applied mathematics...

While DSGE models have been widely used by central banks for policy analysis, they seem to have been ineffective in calibrating the models for anticipating financial crises. To bring DSGE models closer to real situations, some of researchers have revised the traditional DSGE models. One of the...

As scientists and policymakers tend to interpret changes in the economy as a trend towards an increasingly knowledge-based economy, their recommendations and strategies for regional economic development frequently contain elements how to intensify the knowledge flows in the region concerned....