Brussels, 24/10/2013 (Agence Europe) - On 24 October, the European Commission gave the go-ahead to the acquisition of joint control over G+J/RBA and of sole control over National Geographic Buchgesellschaft, both of Germany, by Piper, belonging to the Bonnier Group of Sweden. G+J/RBA publishes the German edition of the National Geographic magazines and National Geographic Buchgesellschaft is active in the publishing of books under the National Geographic brand, in particular travel guides,...