General Electric (GE) and Vivendi have agreed on a $5.8 billion valuation of the French companyÔÇÖs 20 per cent stake in television and movie company NBC Universal (NBCU). The valuation clears the way for Fairfield, Connecticut-based GE to sell control of NBCU to Philadelphia-based cable giant Comcast. GE must buy out Paris, France-based VivendiÔÇÖs interest before it can sell its controlling stake in NBCU.