Understanding the causes of the slowdown in aggregate productivity growth is key to maintaining the competitiveness of advanced economies and ensuring long-term economic prosperity. This paper is the first to provide evidence that investment in intangible capital, despite having a positive effect on productivity at the micro level, is a driver of the weak productivity performance at the aggregate level ...
Inwieweit darf oder muss der Staat in die Wirtschaft eingreifen? Dies ist seit jeher die zentrale Frage in der Debatte um die richtige Industriepolitik. Dass die Industrie in Deutschland ein entscheidender Faktor für Wohlstand ist, bleibt unbestritten. Diverse Krisen der letzten Jahre wie die Finanz- und Schuldenkrise, der Klimawandel oder die Corona-Pandemie, aber auch der wirtschaftliche...
The tremendous growth of digital transactions – mainly through online platforms - is profoundly affecting the way we interact and opening vast opportunities to improve our lives. Consumers are benefiting from an unprecedented proliferation of new services and products that previously were too costly to be developed and marketed to customers. At the same time, the characteristics of platform...
An increasing body of empirical evidence is documenting trends toward rising concentration, profits, and markups in many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market shares are poorly measured at the national industry level while firm level revenues are a poor indicator of product sales. We use a novel database that identifies over ...
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 ...
Inwieweit darf oder muss der Staat in die Wirtschaft eingreifen? Dies ist seit jeher die zentrale Frage in der Debatte um die richtige Industriepolitik. Dass die Industrie in Deutschland ein entscheidender Faktor für Wohlstand ist, bleibt unbestritten. Diverse Krisen der letzten Jahre wie die Finanz- und Schuldenkrise, der Klimawandel oder die Corona-Pandemie, aber auch der wirtschaftliche Strukturwandel ...