Brussels, 27/11/2002 (Agence Europe) - The European Commission has imposed heavy fines on a long-running cartel on the market for plasterboard ("gyproc" in Belgium and "placoplâtre" in France). The fine, on the four members of the cartel (BPC, Knauf, Lafarge SA and Gyproc Benelux) amounts to a total of EUR 478 million. This is the second highest fine ever imposed by the Commission after the "vitamin cartel case" in December 2001 (EUR 855.23 million). The fine on Lafarge is also the third...