Marketers are being asked to do more with less. At the same time, demonstrating marketing’s impact is getting increasingly hard. Only 40% of senior marketers decision-makers believe their organisation ...
Laboratoire d'Analyse et de Mathématiques Appliquées, UMR 8050, Université Paris-Est, 61, Avenue du Général de Gaulle 94 010 CRETEIL Cedex, France ...