En 2011, 48% des risk managers prennent leurs fonctions dans le cadre d’une création de poste. La proportion de directeurs du développement durable ayant pris leurs fonctions dans le cadre d’une création de poste l’année suivante est voisine. Ces chiffres sont la quantification d’un...

Since the energy markets liberalization at the beginning of the 1990s in Europe, electricity monopolies have gone through a profound evolution process. From an industrial organization point of view, they lost their monopoly on their historical business, but gained the capacity to develop in any...

When firms use alliance relationships, important decisions they must make concern: (1) How the alliance should develop in order to accomplish the parent firms’ objectives; (2) How they can manage relational risks in the alliance relationship. In order to find an answer to these problems,...

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....

Purpose of the paper: Risk orientated disclosure is a focal issue of corporate communication. Many provisions have been implemented in the USA and in Europe to promote transparency about risks faced by companies, especially by quoted ones. The increase of mandatory risk reporting applying to...

Reviews the book 'Financial Analysis and Corporate Strategy,' by Mark Grinblatt and Sheridan Titman.

We propose a general framework to study the stability of the subspace spanned by P consecutive eigenvectors of a generic symmetric matrix H0 when a small perturbation is added. This problem is relevant in various contexts, including quantum dissipation (H0 is then the Hamiltonian) and financial...

The study of tail events has become a central preoccupation for academics, investors and policy makers, given the recent financial turmoil. However, the question on what differentiates a crash from a tail event remains unsolved. This article elaborates a new definition of stock market crash...