We use an adverse selection model to study the dynamics of firms reputations when firms implement joint projects. We show that in contrast with projects implemented by a single firm, in the case of joint projects a firm's reputation does not necessarily increase following a success and does not...

This paper deals with the question what the relationship is between consumer activity and non-competitive market outcomes in deregulated markets. These market failures could be the result of bad regulation, bad competition law enforcement or insufficient consumer activity. The different causes...

This study was prepared by Annika B. Bergbauer while she was working at the Ifo Center for the Economics of Education. It was completed in March 2019 and accepted as a doctoral thesis by the Department of Economics at the University of Munich in July 2019. It consists of four self-contained...

This paper analyzes the welfare impact of a cap on commissions paid by product providers to intermediaries who advise consumers. In contrast to the extant literature, with a downward sloping demand capped commissions have a direct impact on product providers' margins and consumers' prices. I...

The accession of Eastern European countries to the European Union increased family wealth and the returns to schooling. I analyze the change in student achievement due to the EU accession of Eastern Europe building on a panel of six PISA waves covering more than 1 million students in 32...

Platform interoperability is considered a powerful tool to promote competition in digital markets when network effects are at play. We study the effect of interoperability on competition between two ad-financed platforms, allowing for endogenous multi-homing of consumers. When the platforms are...

The ubiquitous process of digitization changes economic competition on markets in several ways and leads to the emergence of new business models. The increasing roles of digital platforms as well as data-driven markets represent two relevant examples. These developments challenge competition...

The Huawei ruling identified the steps that owners and users of SEPs will have to follow in negotiating a FRAND royalty. Compliance with the code of conduct will shield patent holders from the gaze of competition law and, at the same time, will protect implementers from the threat of an...

The ubiquitous process of digitization changes economic competition on markets in several ways and leads to the emergence of new business models. The increasing roles of digital platforms as well as data-driven markets represent two relevant examples. These developments challenge competition...

Within the debate on the role of competition law in standard essential patents (SEPs) litigation, German case law has gained centre stage because of the number of decisions handed down and its traditional patent owner-friendly approach. As the framework handed down by the European Court of...