Title: L' utile et le futile
Subjects: Aspect économique, Biens incorporels, Economic aspects, Economic aspects of Intangible property, Intangible property, Service industries, Investissements immatériels, Financial services industry, Industrie de service, Services financiers, Bien incorporel, Industrie, Cultural industries, Biens immatériels, Loisirs, Industrie de services, Industries culturelles, Technologie de l'information, Droit de l'immatériel, Services, Recreation industry, Leisure industry, Information technology