Since 2010, Google, Apple, Facebook, Amazon, and Microsoft (GAFAM) have acquired more than 400 companies. Competition authorities did not scrutinize most of these transactions and blocked none. This raised concerns that GAFAM acquisitions target potential competitors yet fly under the radar of current merger control due to the features of the digital economy. We empirically study the competitive effects ...
We investigate patterns in common ownership networks between firms that are active in the U.S. pharmaceutical industry for the period 2004–2014. Our main findings are that “brand firms”—that is, firms that have research and development capabilities and launch new drugs—exhibit relatively dense common ownership networks with each other that further increase significantly in density over time, whereas ...
Seit rund zehn Jahren steigen in Berlin die Mietpreise von Wohnimmobilien stark an. Kurzzeitvermietungen über Vermittlungsplattformen wie Airbnb stehen im Verdacht diese Entwicklung weiter zu befeuern. Tatsächlich zeigen Schätzungen: Durch eine zusätzliche Airbnb-Unterkunft steigen im direkten Umfeld die Angebotsmieten um durchschnittlich 13 Cent je Quadratmeter. Dies ist vor allem auf dauerhafte Airbnb-Angebote ...
Studien dokumentieren weltweit steigende Marktkonzentration, Gewinne und Preisaufschläge in vielen Wirtschaftssektoren seit den 1980er Jahren. Doch die Datenanalyse nach Wirtschaftszweigen entspricht nicht den ökonomisch relevanten Märkten im Sinne des Wettbewerbsrechts. Berechnungen auf Basis eines neuartigen Datensatzes über relevante Märkte zeigen hingegen, dass die Marktkonzentration in Deutschland ...
We provide an evaluation of the impact of public subsidy schemes that aimed to support the development of basic broadband infrastructure in rural areas of Germany. Such subsidies are subject to state aid control by the European Commission (EC). While the EC increasingly recognises the role of economic analysis in controlling public aid to companies, there are to date no full retrospective studies performed ...
This is an online seminar using Cisco Webex. You will receive the login data with the invitation to the talk. Abstract: A fast growing and diverse literature has addressed one of the riddles of economic developments: the declining labor productivity growth in almost all advanced economies. One of the reasons discussed is the shift towards service industries with inherently low...
This is an online seminar using Cisco Webex. You will receive the login data with the invitation to the talk. Abstract: High and growing prescription drug costs in the United States are a major concern for policy makers. This paper focuses on the extent to which promotional gifts and other transfers made to physicians by pharmaceutical companies cause physicians to prescribe more...
DIW-WissenschaftlerInnen analysieren Auswirkungen von regionalen Beihilfen auf Investitionstätigkeit von Unternehmen – Neue EU-Leitlinien von 2014 erschweren unter anderem Vergabe von Beihilfen an große Unternehmen – Investitionen von Großunternehmen gehen in Folge zurück – Europäisches Rahmenwerk für Regionalbeihilfen sollte nachjustiert werden – ...