@techreport{itb3235,
  author = {Ruth, M.},
  title = {Entropy, economics, and policy},
  year = {2007},
  series = {artec-papers},
  number = {140},
  publisher = {Universität Bremen},
  address = {Bremen},
  doi = {10.26092/elib/765},
  language = {en},
}