@techreport{BuehrerFetzerHagist2018,
  author    = {B{\"u}hrer, Christian and Fetzer, Stefan and Hagist, Christian},
  title     = {Adverse selection in the German health insurance system - the case of civil servants},
  number    = {18/06},
  pages     = {16},
  year      = {2018},
  language  = {en}
}
@techreport{BahnsenFetzerFrankeetal.2018,
  author    = {Bahnsen, Lewe and Fetzer, Stefan and Franke, Fabian and Hagist, Christian},
  title     = {Gone with the windfall - Germany's second LTC strengthening act and its intergenerational implications},
  number    = {18/05},
  pages     = {33},
  year      = {2018},
  language  = {en}
}