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information. We show that if signals are i.i.d., then pairwise stable networks of sharing agreements are either empty or made of …
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developing a core-periphery model, and devise a procedure for fitting the model to real-world networks. Using Bundesbank data on … provides a promising avenue for understanding the formation of financial networks. …
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become networks of strategic collaboration and others don’t, we study link formation within European biopharmaceutical …
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This paper examines how a radical technological innovation affects alliance formation of firms and subsequent network structures. We use longitudinal data of interfirm R&D collaborations in the biopharmaceutical industry in which a new technological regime is established. Our findings suggest...
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We study the community structure of the multi-network of commodity-specific trade relations among world countries over the 1992-2003 period. We compare structures across commodities and time by means of the normalized mutual information index (NMI). We also compare them with exogenous community...
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Das deutsche Forschungssystem ist stark segmentiert, und es gibt Hinweise darauf, dass die Kooperation zwischen den verschiedenen Institutionen verbesserungsbedürftig ist. Insbesondere der Vernetzung von Wissenschaft und Wirtschaft stehen sehr oft Barrieren entgegen. Als bedeutende Hemmnisse...
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