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...
Crypto currencies are booming. Data collection by Fintecs and other internet based companies isreality. Non-cash payments are common in many countries. Financial literacy is getting more andmore important for the economic life and understanding of transactions. The transformation of the monetary system towards more non-cash payments was part of this dynamic response to the necessary reduction of personal ...
Kryptowährungen boomen. Das Thema bargeldlose Zahlungen und alternatives Geld gewann durch die dramatischen Entwicklungen im Jahr 2020 an Relevanz. Die COVID-19-Pandemie führte zu einer dringenden und erzwungenen Digitalisierung vieler wichtiger Bereiche des sozialen Lebens. Die neuen Vierteljahrshefte zur Wirtschaftsforschung 4/2020 befassen sich mit einem der heißesten Themen der ...
This paper provides evidence for the propagation of idiosyncratic mortgage supply shocks to the macroeconomy. Based on micro-level data from the Home Mortgage Disclosure Act for the 1990-2016 period, our results suggest that lender-specific mortgage supply shocks affect aggregate mortgage, house price, and employment dynamics at the regional level. The larger the idiosyncratic shocks to newly issued ...
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 ...
The experimental literature on antitrust enforcement provides robust evidence that communication plays an important role for the formation and stability of cartels. We extend these studies through a design that distinguishes between innocuous communication and communication about a cartel, sanctioning only the latter. To this aim, we introduce a participant in the role of the competition authority, ...
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 ...
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 ...
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