Thema Wettbewerb und Regulierung

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Blog Marcel Fratzscher

Was für eine Freigabe der Impfstoff-Patente spricht – Marcel Fratzscher in der WELT

In der Diskussion über die Patente für Corona-Impfstoffe hat sich Angela Merkel gegen eine Freigabe ausgesprochen. Marcel Fratzscher hält das für einen der schwerwiegendsten Fehler ihrer Kanzlerschaft, der Deutschland und Europa geopolitisch weiter schwächt., Dieser Text erschien am 10. Mai 2021 als Gastbeitrag in der Welt., Bundeskanzlerin Angela Merkel (CDU) lehnt die Initiative ...

11.05.2021| Marcel Fratzscher
Pressemitteilung

Mit Roaming gegen Funklöcher: Wie der Netzausbau in ländlichen Regionen gelingen kann

Studie zum Mobilfunknetzausbau in dünn besiedelten Regionen vergleicht drei Kooperationsmodelle – Weniger Kosten für Anbieter bei umfassendem Network Sharing, aber geringere Netzabdeckung – KonsumentInnen profitieren am stärksten von Roaming-Abkommen – Gebietsabsprachen zwischen Anbietern erhöhen Netzabdeckung – Behörden könnten Roaming-Abkommen ...

28.04.2021
Audio

Auch die Anbieter profitieren vom Roaming: Interview mit Pio Baake

28.04.2021| Wochenberichtsinterview
Brown Bag Seminar Industrial Economics

What Drives Green Capabilities? Evidence from German Firm-level Data

Germany is leading in green competitiveness of its product exports. Deploying the green economic complexity methodology using German AFiD firm-level micro data, this study seeks to analyze explanatory variables for this trend such as green R&D subsidies and subnational density of related green technologies in the light of path dependencies in firms accumulation of green capabilities. It...

12.03.2021| Nils Handler, DIW Berlin
Brown Bag Seminar Industrial Economics

The rise of common ownership: Europe vs the US

Common ownership - when an investor holds shares in two companies - has recently attracted significant attention from policy-makers and researchers, studying mainly US firms. European firms, however, are different as top investors with large stakes, like governments, founding families and foundations are much more prevalent. This paper takes a well-known common ownership measure derived from...

05.03.2021| Nuria Boot, DIW Berlin and KU Leuven
Brown Bag Seminar Industrial Economics

Common Ownership Patterns in the European Banking Sector – The Impact of the Financial Crisis

We provide a description of ownership patterns in the top 25 European banks for the period 2003–2015, where we especially focus on the global financial crisis. Investment managers, such as Blackrock, are dominant in terms of number of block holdings in different banks, maintaining fairly stable “common ownership” networks throughout our sample. However, the financial crisis led...

05.03.2021| Jo Seldeslachts, DIW Berlin and KU Leuven
Blog Marcel Fratzscher

Ein moralisches Versagen, das der Wirtschaft schaden wird: Das Lieferkettengesetz

Dieser Gastbeitrag erschien am 17. Februar 2021 in der der WELT., Die laxen Regelungen im neuen Lieferkettengesetz sind nur ein scheinbarer Sieg für die Unternehmensverbände. Langfristig wird das Gesetz die deutsche Wirtschaft teuer zu stehen kommen. Denn es greift die Reputation von Waren „made in Germany“ an., Die große Koalition hat ihren Streit über das Lieferkettengesetz ...

17.02.2021| Marcel Fratzscher
Cluster-Seminar Öffentliche Finanzen und Lebenslagen

Gentrification and Rent Control

Since the start of the century, particularly in urban centres, housing markets worldwide have experienced stark price and rent increases. As a consequence urban agglomerations have experienced strong changes in their neighbourhood composition with originally poorer, central areas gentrifying quickly. Governments have reacted by raising the topic of affordable housing on the...

20.01.2021| Niklas Gohl
Externe referierte Aufsätze

Common Ownership in the U.S. Pharmaceutical Industry: A Network Analysis

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 ...

In: The Antitrust Bulletin 66 (2021), 1, S. 68–99 | Albert Banal-Estañol, Melissa Newham, Jo Seldeslachts
Diskussionspapiere 1930 / 2021

Market Concentration in Europe: Evidence from Antitrust Markets

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 ...

2021| Pauline Affeldt, Tomaso Duso, Klaus Gugler, Joanna Piechucka
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