@techreport{RamesohlKristof1999,
  author    = {Ramesohl, Stephan and Kristof, Kora},
  title     = {A socio-economic analysis of energy related voluntary agreements in Germany : transaction costs and innovation ; paper presented at the CAVA workshop {"}Design and implementation of voluntary approaches for environmental policy{"}},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  pages     = {16},
  year      = {1999},
  language  = {en}
}