In a referendum on 23rd June 2016, the United Kingdom (UK) voted for ‘Brexit’, i.e., to leave the European Union (EU). After some delay the government will invoke Article 50 TEU, which would begin a two-year period of negotiation for a withdrawal agreement, after which the EU treaties would...

Size thresholds exist for overall, national merger review and for assignment to national versus supranational responsibility. I analyse competition effects close to these review thresholds. Firms could strategically pursue competition-reducing mergers before they come under any regulatory...

Information asymmetries can severely limit cross-border border expansion of banks. When a bank enters a new market, it has incomplete information about potential new clients. Such asymmetries are reduced by credit registers, which distribute financial data on bank clients. We investigate the...

We estimate the spillovers on firm profitability and market shares in oligopolistic markets through the transition from an n to an n-1 player oligopoly after a merger in the industry. Competitors are identified via the European Commission s market investigations and our methodology allows us to...

Information asymmetries can severely limit cross-border border expansion of banks. When a bank enters a new market, it has incomplete information about potential new clients. Such asymmetries are reduced by credit registers, which distribute financial data on bank clients. We investigate the...

Common ownership fundamentally upsets the well-settled merger enforcement ecosystem. Not only it challenges basic principles informing merger policy such as the presumed profitability of mergers for the merging firms and the merger-specificity of potential efficiencies but also it works against...

We quantify externalities on profitability and market shares of competing firms in oligopolistic markets through the transition from an n to an n - 1 player oligopoly after a merger. Competitors are identified via the European Commission's market investigations and our methodology allows us to...

Telecommunication sector faces to parallel investments into both fiber and 5G, however due to monetization challenges, return on investments often lag behind normal profit expectations. Co-investment, like mobile network sharing can promote cost efficiency, however cooperation raises regulatory...

There is an investment gap to reach EU Digital Decade 2030 connectivity targets that require from operators to provide full fixed and mobile broadband coverage. The reason is the lack of economies of scale, therefore return on investment often lags behind cost of capital in fragmented European...