Brussels, 11/01/2012 (Agence Europe) - On Wednesday 11 January 2012, the European Commission decided to open a formal investigation procedure under EU state aid rules into inter-branch levies in France paid since 2005 to members of the association for the development of professional horticulture and landscape products and sectors (Val'Hor). The measure provides for the financing of activities of general interest for the horticulture sector, which can be grouped into the following four...