<!--Début du contenu @xml:lang="en"-->?The paper provides an input-output model of telecommunications industrial system that connects the producers of contents (who originate information and communication) to the final consumers (who receive them). Accordingly, the telecommunications industry is jointly constituted by three...

Financial economic models often assume that investors know (or agree on) the fundamental value of the shares of the firm, easing the passage from the individual to the collective dimension of the financial system generated by the Share Exchange over time. Our model relaxes that heroic assumption...

Purpose – The purpose of this paper is to develop a model of innovative industries which face coopetition: firms compete while committing at the same time to R&D joint ventures and other cooperative agreements. These joint activities are likely to occur in presence of complementarities on...