Kettner, Claudia Effort Sharing for EU 2020 Targets Based on Contraction and Convergence Criteria : TranSust.Scan Working Paper [WP] : - Wien : Wifo 2008 - 16 S. II - TranSust.Scan Working Paper TranSust.Scan Working Paper . Subjects--Corporate Names: Wifo Subjects--Topical Terms: UMWELT(21)Umweltpolitik, Umweltsteuern, Umweltregulierungen, Internationale Abkommen(21x1)Statistik, Daten, Indikatoren, Umwelt VGR, Ökobilanz(21x3) Dewey Class. No.: 35.392/2