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  •  The Document may only be accessed from the Special Reading Room.

    Global economic sustainability indicator

    analysis and policy options for the Copenhagen Process
    Welfens, Paul J. J. ; Perret, Jens K. ; Erdem, Deniz
    Wuppertal : Europ. Inst. für Internat. Wirtschaftsbeziehungen, 2010
  •  The Document may only be accessed from the Special Reading Room.

    Green ICT Dynamics

    key issues and findings for Germany
    Welfens, Paul J. J. ; Lutz, Christian
    Wuppertal : Europ. Inst. für Internat. Wirtschaftsbeziehungen, 2012