Business enterprises (2) Accounting (2) Contabilidad (2) ressources (1) investissement (1) innovation (1) index (1) entreprise (1) Causes (1) Variation (1) Composition (1) Technology (1) Proxy (1) Performance (1) Nature (1) Investments (1) Intellectual property (1) Intangible property (1) Hypothesis (1) Exchange (1) Evidence (1) Computer output microfilm devices (1) Business (1) Average (1) Performance (1) Ordenadores--Salida en microfilme (1) Empresas (1) Ingenieros técnicos (1) Tecnología (1) répertoire (1)