Changes in Public Services No 84, 2011/2 - 106 pagesChanges in Public ServicesPages 4 to 4ForewordBy Marianne Ollivier-TrigaloPages 5 to 7IntroductionBy Gilles Jeannot, François-Mathieu PoupeauPages 8 to 20The Liberalization of the Electricity Sector: The Customer’s Role and SavingsBy Marcelo Saguan, Olivier SautelPages 21 to 30Difficulties Encountered by Telecommunications CustomersBy Gilles JeannotPages 31 to 41Consumer Choice and Liberalization of Electricity MarketsBy Christophe DefeuilleyPages 42 to 52Analyzing the Customer Relationship in Network Services: Hypotheses Based on a Three-Level FrameworkBy François-Mathieu PoupeauPages 53 to 68The French Public Postal Service: History, Service Indicators, and Supervising AuthorityBy Magali CecchetPages 69 to 72Interview with Arnaud de Blauwe, Deputy Editor in Chief of Que Choisir MagazineBy Gilles JeannotFeaturesPages 73 to 89Portrait of a CompanyBy Charlotte HalpernPages 90 to 95TrendsBy Jan OlivaBibliographyPages 96 to 102ReviewsPages 102 to 106Journal Reviews