Cet ouvrage décrit l'organisation d'un marché d'actions et expose les concepts de base de la gestion de portefeuille et des risques : la rentabilité, la volatilité, l'hostilité au risque, les principes et les avantages de la diversification. Il présente les modèles linéaires...

Bourse et gestion de portefeuille est le titre de cet ouvrage. Bourse car les marchés de titres, les mécanismes de rencontre entre l’offre et la demande de titres, ainsi que les principes de fixation des cours, sont précisés principalement dans la première partie. Gestion de portefeuille...

The last five years have witnessed a great momentum in the research into measures of financial risk. After many years of ad-hoc and non-consistent measures, now the problem is finally well formulated and some useful and very user-friendly solutions have been proposed. These new measures of risk...

Three processes reflecting persistence of volatility are initially formulated by evaluating three Lévy processes at a time change given by the integral of a mean-reverting square root process. The model for the mean-reverting time change is then generalized to include non-Gaussian models that...

The fuzzy set approach has progressively been introduced into many areas of organisational science in order to compensate for certain inadequacies in traditional tools. Indeed behaviourists and expected utility researchers have long been studying the role of ambiguity and vagueness in the human...

Over the last three decades, the world economy has been facing stock market crashes, currency crisis, the dot-com and real estate bubble burst, credit crunch and banking panics. As a response, extreme value theory (EVT) provides a set of ready-made approaches to risk management analysis....