We study a model where some investors (“hedgers”) are bad at information processing, while others (“speculators”) have superior information-processing ability and trade purely to exploit it. The disclosure of financial information induces a trade externality: if speculators refrain from...

We study a model where some investors ("hedgers") are bad at information processing, while others ("speculators") have superior information-processing ability and trade purely to exploit it. The disclosure of financial information induces a trade externality: if speculators refrain from trading,...

Recent work documents that better legal institutions are associated with broader equity markets. We investigate whether international differences in legal institutions also help explain the international cross-section of expected stock returns. We document three main regularities. First, total...

The regulations that shape the design and the operations of corporations, credit and securities markets differ vastly from country to country. In addition, similar regulations are often unequally enforced in different countries. Economists still have an imperfect understanding of why these...

If the private benefits of control are high and management owns a small equity stake, managers and workers are natural allies. Two forces are at play. First, managers can transform employees into a 'poison pill' through generous long-term labour contracts and thereby reduce the firm’s...

En analysant l'évolution du droit financier, l'économiste privilégie l'hypothèse positive selon laquelle les lois et les décisions jurisprudentielles évoluent de manière à promouvoir une allocation efficace des ressources. L'évolution profonde des marchés financiers depuis les années...

We analyze how the law and its enforcement affect equity market equilibrium. Improvements in the legal system, while invariably associated with broader equity markets, have different effects on equity returns depending on the institutional change considered and on the degree of international...