This paper presents a model to analyze the consequences of competition in order-flow between a profit maximizing stock exchange and an alternative trading platform on the decisions concerning trading fees and listing requirements. Listing requirements, set by the exchange, provide public...

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...

This paper addresses the question of what options are available to regulate the sector in the near future. In order to answer this question, the paper focuses on the problem of investment and innovation in an ex ante regulated sector. Relying on existing literature, we argue that ex ante...

Ce document étudie le système de retraite français et son évolution dans un contexte de vieillissement de la population. Le premier rapport présente le contexte démographique et propose des éléments d'analyse sur le système de retraite actuel. Le second rapport étudie les relations...

Les critiques de la finance contemporaine portent en grande partie sur le comportement de nouveaux acteurs financiers comme les hedge funds, les fonds de private equity et les fonds souverains. Jean-Hervé Lorenzi et Philippe Trainar nous aident ici à discerner les fantasmes de la réalité en...