Cet article s‟interroge sur le rôle de la croissance et de l‟endettement sur l‟apport informationnel de la valeur comptable des fonds propres. A cette fin, un modèle de type Residual Income est développé et ses implications empiriques testées sur un échantillon d‟entreprises...

How do financial markets respond to firms' efforts at innovation ? To answer this question, we measure innovation by creating a synthetic indicator based on a firm's recent history of R&D expenditure and patent applications. We focus on four 2-digit «complex technology» manufacturing sectors...

This paper aims to advance in the knowledge of the economic impacts of ISO 50001 certification on firms' performance. The study hypothesizes that ISO 50001 is associated with improvements in market value of firms. We employ, on one hand, event study methodology for a sample of 40 companies...

Value and growth investment styles are a concept which has gained extreme popularity over the past two decades, probably due to its practical efficiency and relative simplicity. We study the mechanics of different factors' impact on excess returns in a multivariate setting. We use a panel of...

The aim of this paper is to evaluate the relative influence of neighbourhood and individual practices of care utilization in Dakar (Senegal). The data from a research program on urban malaria, made in Dakar, Senegal between 2008 and 2009. The sample was based on a two-stage sampling. A...

La cohesión social, concepto especialmente valorado como expresión y resultado del modelo social europeo y asociado al significado del estado de bienestar, quiere transmitir un conjunto de valores como el sentido de pertenencia, equilibrios en la gestión de los asuntos públicos, control de...

In many developed countries attempts to reform physicians payment schemes have failed. To analyze some of the difficulties, this paper studies reforms of payment schemes in situations such as the physician agency, where the quality of the good produced is imperfectly observable by the payer. We...