![The Hidden Economy in Bulgaria (BUSINESS), December 2002](/api/image/getgrayliteraturecoverimage?id=document_cover-page-image_523625.jpg)
The Hidden Economy in Bulgaria (BUSINESS), December 2002
Vitosha Research conducted a research of the "hidden" economy among the business sector which encompasses 530 companies throughout the country. The fieldwork was carried out during the period November 25 - December 02, 2002. The survey method is personal standard interview.
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