Recommended websites

• EU Undeclared Work in the European Union (the report and results of the Eurobaremeter survey)
  http://osha.europa.eu/en/news/news_article.2007-10-24.undeclared_work
  
  
• Rockwool Foundation (unfortunately, a good part of the works is in Danish)
  http://www.en.rff.dk/publications/black+activities
  
  
• L'HIVA (KUL), of which Professor Pacolet is a member and the co-author of a report on the pilot study
  http://hiva.kuleuven.be/nl/publicaties/publicatie_detail.php?id=3365
  
  
• At ACCO, the publishing house
  http://www.acco.be/uitgeverij/nl/publication/9789033489235/social+and+fiscal+fraude+in+belgium.+a+pilot+study+on+declared+and+undeclared+income+and+work%3a+sublec