This paper provides an overview of the knowledge available to date on market fragmentation and its consequences, with a specific focus on the European experience. Since the implementation of MiFID1 on 1 November 2007, market fragmentation has considerably increased in European stock markets...

I propose a model in which firms can convey their quality by listing on a stock exchange. To list, firms must comply with costly listing requirements allowing investors to recognize imperfectly their quality. A profit maximizing exchange may set listing requirements leading to high information...

I propose a model in which a stock exchange can improve its liquidity by tightening its listing requirements. Because these reduce information asymmetry, they increase the utility of investors and lead to a high investor participation on the exchange. However, the exchange never sets the highest...

Based on high frequency data from eight exchanges and a trade reporting facility for a sample of LSE- and Euronext-listed equities, this article compares global and local liquidity before and after MiFID and investigates how liquidity relates to market fragmentation and internalization. Market...

This study investigates the informativeness of purchase price allocations (PPAs) that involve fair value estimation of acquired assets and liabilities after a business combination. Using a model capturing the amount of goodwill expected after the initial announcement of an acquisition, we...

While the necessity of a regulation and of a surveillance of the stock exchange markets is weakly disputed today, the surveillance devices set into force differs from one country to the other according to the legal system concept. Starting from a comparison between the American and the French...

We take advantage of the regulatory change planned to transform financial OTC markets into organized markets to study the processes and the means by which powerful actors resist categorization and contest a certain vision of the market. Specifically analyzing the documents produced by the MiFID...