05/05/2011 (Agence Europe) - Mergers. On Thursday 5 May, the European Commission opened an in-depth investigation into the planned acquisition of sole control of MWM Holding GmbH of Germany by Caterpillar Inc. of the US, both active in the commercialisation of reciprocating engine generator sets. The transaction would group the two main suppliers of “gensets” in Europe and could give rise to competition problems, especially on the market of gas-fuelled gensets. The Commission fears, in...