Brussels, 03/12/2001 (Agence Europe) - The European Commission has referred the part of the proposed acquisition of the German cellular concrete producer Ytong by the Haniel Group (German-based diversified group) to the German Competition Authority, the Bundeskartellamt. At the same time, the Commission decided that the deal's effect in the Dutch wall building materials sector requires further review and started an in-depth investigation. This approach is similar to the one adopted in...