Brussels, 28/11/2006 (Agence Europe) - In a letter sent to the Office of Communications ("Ofcom", the UK telecom watchdog) on 22 November, the European Commission expresses concerns as to how wholesale tariffs, charged by the five UK mobile operators (2G/3G operators O2, Orange, T-Mobile and Vodafone, and the 3G operator Hutchison 3G) for terminating calls to their customers, have been assessed. In the Commission's view, Ofcom's proposed tariffs keep termination values higher than necessary...