Nicht zuletzt durch eine Reihe spektakulärer Unternehmenszusammenschlüsse ist die Frage nach den Ursachen, den Folgen und den Möglichkeiten bzw. Notwendigkeiten staatlicher Eingriffe im Rahmen der Wettbewerbspolitik erneut in das Zentrum der wirtschaftspolitischen Diskussion geraten....

This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...

Patent holders attempt to mitigate the loss of monopoly power by authorizing generic entry prior to patent expiry (early entry). Off-patent competition may be adversely affected if early entry substantially lowers the attractiveness of subsequent generic entry. This study assesses the impact of...

Die starken Preissteigerungen für Benzin in den letzten 2 Jahren sind häufig auf mangelnden Wettbewerb zurückgeführt worden. Die These wird überprüft, indem die Wettbewerbsstruktur bei Tankstellen und deren Vorleistungsbeziehungen dargestellt werden und ökonometrische Schätzungen über...

Patent holders frequently attempt to mitigate the loss of monopoly power by authorizing generic entry prior to patent expiry (early entry). Competition in off-patent pharmaceutical markets may be adversely affected if early entry substantially impairs the attractiveness of subsequent market...

This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...

This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...