We examine a deregulation of German pharmacists to assess its effects on retail and labor markets. Our theoretical model suggests that firms with high managerial efficiency open more stores per firm and have higher labor demand due to the reform. We find a sharp persistent increase in entry...

Free!! Google and Facebook!!! We all know them, what to worry about? Everything! The giants of the internet are expanding into every corner of the economy, politics and our lives. They control the majority of digital advertising; Alphabet, Google's parent, and Facebook receive more than 60...

Free!! Google and Facebook!!! We all know them, what to worry about? Everything! The giants of the internet are expanding into every corner of the economy, politics and our lives. They control the majority of digital advertising; Alphabet, Google's parent, and Facebook receive more than 60...

Does advertising revenue increase or diminish content differentiation in media markets? This paper shows that an increase in the technically feasible number of ad breaks per video leads to an increase in content differentiation between several thousand YouTube channels. I exploit two...

The role of ICT accessibility in enhancing regional innovation through knowledge and information exchange is a recently popular and controversial topic in regional science. Opposing views exist, related to the bigger or lesser importance of geographical proximity in knowledge exchange in an age...

This paper discusses theoretically the different incentives of managers versus firm owners to invest in innovative activities. There are opposing effects concerning R&D intensity in the manager-controlled firm. Our study on the determinants of R&D intensity presents empirical results concerning...

This paper empirically examines the determinants of corporate environmental product and process innovations. In contrast to previous studies, we use panel data from the ASSET4 and Worldscope databases for firms from 25 European countries between 2004 and 2017. This allows us to control for...