Since the 1990s, efficiency and benchmarking analysis has increasingly been used in network utilities research and regulation. A recurrent concern is the effect of environmental factors that are beyond the influence of firms (observable heterogeneity) and factors that are not identifiable...

This paper considers a model of economic network characterized by an endogenous architecture and frictions in the relations among agents as described in Bala and Goyal (2000). We propose a similar network model with the difference that frictions in the relations among agents are endogenous....

We analyse technological progress when knowledge has a large tacit component so that transmission of knowledge takes place through direct personal imitation. It is shown that the rate of technological progress depends on the number of innovators in the same knowledge network. Assuming the...

Die vorliegenden Überlegungen sind darauf gerichtet, die Ideen und wesentlichen Gedanken Nationaler Innovationssysteme aufzugreifen und in den Kontext einer wissensbasierten Ökonomie zu stellen. Neben den Akteuren oder Spielern geht es um die Regeln und Funktionsmechanismen und schließlich...

Trotz intensiver Auseinandersetzung der Adoptionsforschung mit dem Einfluss von interpersoneller Kommunikation auf die Adoption von Individuen sind nur schwache oder widersprüchliche empirische Belege in der Literatur zu finden. Am Beispiel eines innovativen Anästhesiegeräts untersucht Jan...

Using qualitative-sociological research methodology, the article explores the phenomenon of standard-setting by transnational administrative networks. Regarding both the enormous problem-solving capacity and the occurring threats for legitimacy, it is examined whether such network-like...

International initiatives in education, such as PISA and the Bologna Process, have distinctly changed conditions framing domestic policy-making. This paper sheds light on the territorial and modal dispersion of national education policy networks by means of a systematic network analytical...

Plug-in vehicles powered by renewable energies are a viable way to reduce local and total emissions and could also support a highly efficient grid operation. Indirect control by variable tariffs is one option to link charging or even discharging time with the grid load and the renewable energy...

Der Wettbewerbsdruck in der europäischen Milchviehhaltung nimmt durch die fortschreitende Liberalisierung des EU-Milchmarktes zu. Bestehende agrarökonomische Forschungsmethoden sind nur begrenzt dazu in der Lage, belastbare Abschätzungen der regionalen Wettbewerbsfähigkeit und künftiger...