Cities worldwide have regulated peer-to-peer short-term rental platforms claiming that those platforms remove apartments from the long-term housing market, causing an in- crease in rents. Establishing and quantifying such a causal link is, however, challenging. We investigate two policy changes...

We investigate the dimensions through which R&D spillovers are propagated across firms via cooperation through Research Joint Ventures (RJVs). We build on the framework developed by Bloom et al. (2013) which considers the opposing effects of technology spillovers and product market rivalry, and...

Regionale Beihilfen sind ein zentrales Instrument zur Stärkung der wirtschaftlichen Aktivität benachteiligter Regionen und des regionalen Zusammenhalts im Binnenmarkt. Die Europäische Kommission legt Regeln fest, damit solche Subventionen den Wettbewerb und den Handel innerhalb der EU nicht...

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...

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...

We study the impact of broadband availability on firms' total factor productivity (TFP) using German firm-level data between 2010 and 2015. We adopt a control function approach to causally identify and separately estimate productivity for 46 two-digit manufacturing and service sectors. Over the...