Stock exchange industry consolidation is at work since many years and has recently accelerated through competition for order flows, agreements and mergers. However, consolidation may not mean that all shocks are transmitted to every place. Therefore, following Forbes and Rigobon (2002) we...

Already evoked in the years 1970 by American economists such as Sargen, the concept of country risk returned to the front of the economic scene following the financial crises of the years 1990.The concept of country risk is not new insofar as it is inherent in the swaps between two economic...

La méthode d’estimation des coûts de transaction de Lesmond, Ogden et Trzcinca (Review of Financial Studies ; 1999) offre une alternative aux travaux basés sur des données intrajournalières. Sur la base des seules rentabilités quotidiennes, la régression d’un modèle Tobit avec...

We study portfolio allocation and characterize contracts issued by firms in the international financial market when investors exhibit ambiguity aversion and perceive ambiguity in assets issued in foreign locations. Increases in the variance of their risky production process cause firms to issue...

We study how product market interactions affect investment. We use reductions of import tariffs to examine how incumbents modify investment when the threat of rivals' entry intensifies. Incumbents reduce investment by 7.2% in response to higher entry threat. Consistent with a strategic behavior,...

French Abstract: Les Credit Default Swaps (CDS) sont de plus en plus populaires pour la protection contre les défauts et la spéculation. Cette étude se concentre sur la modélisation précise du défaut en temps continu, puis sur l'evaluation des CDS. De nombreux cas entraînent l'annulation...

English Abstract: Following the COP21 Summit, we've reached a point in economic history where real change can be expected – even if policy makers are unable or unwilling to curb the activities of oil companies in the United States… It's likely oil companies won't be in a position to reverse...

French Abstract: Des illusions vu trop grand de la part des partisans et des sombres prévisions des sceptiques ont caractérisé la controverse autour du Brexit. L'article évalue cinq enjeux clés pour les relations post-Brexit entre la Grande-Bretagne, l'UE et l'Afrique: accès aux marchés,...

French Abstract: Nicolas Firzli nous fait partager certains des travaux menés par le World Pensions Council (WPC) et résume ici une partie des interventions du G7 Pensions qui s'est tenu fin août dernier, en marge du Sommet du G7 de Biarritz. Il livre des pistes de réflexions précieuses...