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...

The main task of this paper is to confront two classical measures of default risk of the issuer, the rating and the spread. The first is attributed by agencies specialized in this activity (Standard and Poor's or Moody's) while the second results directly from the market price of the bond. This...

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...

Because IPO mechanisms determine both the initial trading price and the allocation of newly-listed firms' shares, they have financial and strategic consequences for shareholders. For that reason, it is of interest to analyse the relative advantages and disadvantages of the different procedures...

We analyse the reasons why companies issue units when they raise additional capital. In contrast to previous evidence, our results show that units are not offered to mitigate the agency conflicts or to signal security mispricing as they are predominantly issued during cold periods, in public...

We provide new rationales for corporate venturing (CV), based on competition for talented managers. As returns to venturing increase, firms engage in CV for reasons other than capturing these returns. First, higher venturing returns increase managerial compensation, to which firms respond by...

Investors often fail to incorporate all relevant information when they make decisions. This is a consequence of both information overload and investors’ limited cognitive abilities. The first essay shows that firms take advantage of investors’ inattention by managing the advance notice...

This paper examines the effect of stock market conditions on the waiting time of initial public offering (IPO) candidates, from the date firms file a registration statement with the Securities and Exchange Commission (SEC) to the effective IPO date. I find that issuers are going public faster...

We consider the motives for a firm to engage in corporate venturing. We argue that in case of failure of a new venture, corporate venture capitalists (CVC) have a strategic advantage relative to traditional venture capitalists (VC) in creating rents after rehiring or refinancing the...