Brussels, 06/11/2001 (Agence Europe) - The European Commission has launched an investigation into a possible concerted agreement between several Spanish banks on the cost of inter-bank transactions. Investigations will especially concern certain anti-competitive practices between Banco Santander, Central Hispano SA, Banco Bilbao Vizcaya and Banco Popular Espanol. This investigation is only at the "preliminary" stage, and for now the Commission is "questioning" the banks, says a spokesperson...