In other words, the overriding aim has been to maximise profit in a sector which is already highly profitable, and this has led to cuts in investment which have affected the quality of the overall service provided for the majority of users. ###>En d'autres termes, l'application de la logique du profit maximum dans un secteur hautement lucratif a créé des pressions dans le sens d'une réduction de l'investissement, qui influence la qualité du service universel garanti à l'ensemble des usagers.