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...

This paper presents a comparative analysis of alternative competition policy and regulatory regimes that are proposed to safeguard competition in the digital economy. We review the causes of concentration in several digital markets, and differentiate the objectives of promoting competition in,...

The existence and the use of the essential facilities doctrine was questioned in theory and in practice. Although the doctrine was developed in antitrust, it became a frequently cited notion in the regulation of network utilities. Its relevance is hotly debated during the setup of the new...

This thesis strives to offer new insights in two main areas. First, in the well-researched domain of payment cards chapters 2 and 3 investigate an aspect that has hitherto been scantly examined, namely, the fact that merchant usage fees differ substantially among merchant sectors. Additionally,...

We study a game in which two firms compete in quality to serve a market consisting of consumers with different initial consideration sets. If both firms invest below a certain threshold, they only compete for those consumers already aware of their existence. Above this threshold, a firm is...

We study a game in which two firms compete in quality to serve a market consisting of consumers with different initial consideration sets. If both firms invest below a certain threshold, they only compete for those consumers already aware of their existence. Above this threshold, a firm is...

We examine a deregulation of German pharmacists to assess its effects on retail and labor markets. From 2004 onward, the reform allowed pharmacists to expand their single-store firms and to open or acquire up to three a liated stores. This partial deregulation of multi-store prohibition reduced...

We examine a deregulation of German pharmacists to assess its effects on retail and labor markets. From 2004 onward, the reform allowed pharmacists to expand their single-store firms and to open or acquire up to three affliated stores. This partial deregulation of multi-store prohibition reduced...

We examine a deregulation of German pharmacists to assess its effects on retail and labor markets. From 2004 onward, the reform allowed pharmacists to expand their single-store firms and to open or acquire up to three affliated stores. This partial deregulation of multi-store prohibition reduced...

We examine a deregulation of German pharmacists to assess its effects on retail and labor markets. From 2004 onward, the reform allowed pharmacists to expand their single-store firms and to open or acquire up to three a liated stores. This partial deregulation of multi-store prohibition reduced...