Written question E-010951/10 Reinhard Bütikofer (Verts/ALE), Helga Trüpel (Verts/ALE) u Bas Eickhout (Verts/ALE) lill-Kummissjoni. Valur miżjud tan-nefqa tal-baġit tal-UE: effetti multiplikaturi u mifruxa