@article{1140,
  author       = {Goerke, Laszlo and Pannenberg, Markus},
  issn         = {09275371},
  journal      = {Labour Economics},
  pages        = {13--25},
  publisher    = {Elsevier BV},
  title        = {{Trade union membership and sickness absence: Evidence from a sick pay reform}},
  doi          = {10.1016/j.labeco.2015.02.004},
  volume       = {33},
  year         = {2015},
}

@article{1149,
  author       = {Goerke, Laszlo and Pannenberg, Markus},
  issn         = {09275371},
  journal      = {Labour Economics},
  number       = {1},
  pages        = {107--118},
  publisher    = {Elsevier BV},
  title        = {{The effects of income taxation on severance pay}},
  doi          = {10.1016/j.labeco.2008.07.001},
  volume       = {16},
  year         = {2009},
}