Brussels, 27/01/2014 (Agence Europe) - According to a confidential questionnaire leaked to the Wall Street Journal on Monday 27 January, the European Commission is assessing the consequences for the division of 4G frequencies among mobile phone operators in Germany of a potential buy-up by Telefonica Deutschland of E-Plus, the German subsidiary of Dutch company KPN. The questionnaire reflects a number of the Commission's fundamental concerns about how the deal would impact on competition....