Discussion paper DP3298 Disentangling Treatment Effects of Polish Active Labour Market Policies: Evidence from Matched Samples Jochen Kluve Hartmut Lehmann Christoph Schmidt 20 Apr 2002 Transition Economics C49 J68
Discussion paper DP2059 Active Labour Market Policies in Poland: Human Capital Enhancement, Stigmatization or Benefit Churning? Christoph Schmidt Jochen Kluve Hartmut Lehmann 31 Jan 1999 Transition Economics C41 J68