We propose a general framework to model equity volatility for a firm financed by equity and additional non-equity sources of funds. The stochastic nature of equity volatility is endogenous, and comes from the impact of a change in the value of the firm's assets on the financial leverage. We...

We propose a general framework to assess the value of the financial claims issued by the firm, European equity options and warrantsin terms of the stock price. In our framework, the firm's asset is assumed to follow a standard stationary lognormal process with constant volatility. However, it is...

[fre] Dans quelle mesure les faits récents en France conforteraient une opinion largement répandue parmi les économistes français, qui tendrait à rejeter les thèses traditionnelles de l'inflation au profit d'explications dont l'origine serait structurelle ou sectorielle ? Nous avons tenté...

The message that finance cannot do much to enhance shareholder value appears to conflict with the everyday business observation that firms do care about finance -- by hiring CFOs and treasurers and paying careful attention to financial strategies suggested by them. We know now that CFOs can...