Brief: Spin-off plans to boost value for companies concerned-Vivendi CEO
April 28 (Reuters) - Vivendi CEO Arnaud De Puyfontaine tells shareholders: THE FUNDAMENTALS SHOW THAT SPIN-OFF PLANS SHOULD BOOST VALUE IN DUE COURSE FOR THE COMPANIES CONCERNED THE COMPANIES CONCERNED INVOLVE HAVAS , LOUIS HACHETTE GROUP AND CANAL + Source text: [ID:] Further company coverage: VIV.PA (Reporting By Florence Loeve, Dominique Vidalon) ((dominique.vidalon@thomsonreuters.com;))