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This work introduces a new model to investigate the efficiency and evolution of networks of firms exchanging knowledge in R&D partnerships. We first examine the efficiency of a given network structure in terms of the maximization of total profits in the industry. We show that the efficient...
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Dieser Bericht analysiert die wirtschaftlichen Folgen der Corona-Pandemie in der Schweiz mit Hilfe moderner Web-Scraping- und Text-Mining-Methoden, die auf Unternehmenswebseiten angewendet werden, zusammen mit Umfragedaten und nationalen Statistiken. In diesem Bericht untersuchen wir Art und...
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We study from both a theoretical and an empirical perspective how a network of military alliances and enmities affects the intensity of a conflict. The model combines elements from network theory and from the politico-economic theory of conflict. We obtain a closed-form characterization of the...
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