One of the fastest growing areas in empirical finance, and also one of the least rigorously analyzed, especially from a financial econometrics perspective, is the econometric analysis of financial derivatives, which are typically complicated and difficult to analyze. The purpose of this special...

Risk-averse investors take into consideration risk-return tradeoff for decide their new position after the release of relevant information. This paper analyzes the informational content of rating change announcements focusing on the joint reaction they cause on the risk-return binomial. Our...

Si les stocks ou encours de credits detenus par les banques sont bien connus et permettent une mesure de differents risques bancaires, il n'existe en revanche aujourdh'hui en matiere de credit aucune information d'ensemble sur la production. En d'autres termes, peu de donnees sont disponibles au...

les conditions de financement des banques contribuent a expliquer leur comportement et en particulier les modifications de leur offre de pret a la suite de differents chocs. Dans cet article nous utilisons des donnees sur les emissions de certificats de depots francais pour etudier la...

Pour expliquer l'existence de regles de "stop-loss"dans les institutions financieres, nous developpons un modele principal-agent, ou une firme d'investissement (le principal) doit faire appel a l'expertise d'un operateur (l'agent) pour investir dans un actif risque et sophistique (par example un...

This study examines the existing relationship between announcements of debt rating changes for companies listed on the Spanish stock exchange and the liquidity of their stocks for the period of 2000 to 2010. Liquidity around the announcement day is analyzed using different liquidity measures...

This study analyzes the effects of six different credit rating announcements on systematic and unsystematic risk in Spanish companies listed on the Electronic Continuous Stock Market from 1988 to 2010. We use an extension of the event study dummy approach that includes direct effects on beta...

Apres une description rapide des caracteristiques respectives des echantillons de certificats de depot, cette note examine successivement les comportements selon les differents types d'emetteurs et de souscripteurs, et les consequences de ces distinctions sur les arbitrages operes sur le marche...

In the paper, we deal with the unexpected effects of new regulations and supervision and provide recommendations to ensure their effectiveness. New regulations essentially aim at strengthening the solvency and the liquidity of financial institutions. However, some technical aspects of these...

We measure the commonality in hedge fund returns, identify its main driving factor and analyze its implications for financial stability. We find that hedge funds’ commonality increased significantly from 2003 until 2006. We attribute this rise mainly to the increase in hedge funds’ exposure...