@book{WaS102,
  author = {Wagner, Ralf},
  booktitle = {Invited Presentation at the University of Management and Information Technology in Rzeszow },
  interhash = {711b2fa2a9113dfea073de9c1a71da53},
  intrahash = {7b8d86af09143868ab0d058313341650},
  title = {Economic Feelings: A Psychometric Analysis of Economic Perceptions and Expectations},
  year = 2002
}

@book{WaS102,
  address = {Cracow},
  author = {Wagner, Ralf},
  booktitle = {Invited Presentation at the 8th Biannual Conference of the International Federation of Classification Societies},
  interhash = {711b2fa2a9113dfea073de9c1a71da53},
  intrahash = {2ccdf0e7e756b8ba4a65fe2e30e88066},
  title = {Economic Feelings: A Psychometric Analysis of Economic Perceptions and Expectations},
  year = 2002
}