@misc{HujerMaurerWellner2005,
  author    = {Reinhard Hujer and Kai-Oliver Maurer and Marc Wellner},
  title     = {The impact of training on unemployment duration in West Germany : combining a discrete hazard rate model with matching techniques},
  booktitle = {[Frankfurter volkswirtschaftliche Diskussionsbeitr{\"a}ge ; Nr. 74]},
  edition   = {First revision: October 1997},
  institution = {Wirtschaftswissenschaften},
  series    = {Frankfurter volkswirtschaftliche Diskussionsbeitr{\"a}ge},
  number    = {74 1st. rev.},
  type      = {workingpaper},
  pages     = {42},
  year        = {2005},
}