Business Demography
List of Bulgarian companies by economic activity
http://www.nsi.bg/en/content/13218/business-demographyInformation Society
Usage of social media in Bulgarian companies
http://www.nsi.bg/en/content/11640/enterprises-using-social-mediaPayment statistics Bulgaria
Tables regarding payment behavior in Bulgaria
http://sdw.ecb.europa.eu/reports.do?node=1000001946Bulgaria’s Top Trading Partners - Import
Short overview on Top Imports Bulgaria
http://www.worldstopexports.com/bulgarias-top-15-import-partners/Bulgaria’s Top Trading Partners - Export
Short overview on Top Exports Bulgaria
http://www.worldstopexports.com/bulgarias-top-10-exports/TOP 1500 Companies in Bulgaria 2016
List of companies with the highest financial results achieved in 2016 in 5 categories (final list only in Kyrillic letters)
https://www.wtca.org/locations/world-trade-center-sofia-af/news/top-100-bulgarian-companies-leading-in-the-economy
