@article{HujerCaliendoThomsen2004,
  author    = {Reinhard Hujer and Marco Caliendo and Stephan L. Thomsen},
  title     = {New evidence on the effects of job creation schemes in Germany : a matching approach with threefold heterogeneity},
  number    = {September, 2004},
  pages     = {1 -- 47},
  doi       = {10.1016/j.rie.2004.07.001},
  url       = {https://www.wiwi.uni-frankfurt.de/profs/hujer/papers/New_Evidence_Revised.pdf},
  year      = {2004},
}