TY - RPRT U1 - Forschungsbericht A1 - Ramesohl, Stephan A1 - Kristof, Kora T1 - Voluntary agreements - implementation and efficiency : the German country study ; an evaluation of the updated Declaration of German Industry on Global Warming Prevention (1996) Y1 - 2000 SP - 71 S1 - 71 PB - Wuppertal Institut für Klima, Umwelt, Energie CY - Wuppertal PB - Wuppertal Institut für Klima, Umwelt, Energie CY - Wuppertal ER -