Źródła informacji w wywiadzie gospodarczym

The article contains an overview of the most common techniques to obtain information from the Open Source Intelligence (OSINT) in a competitive intelligence broadly defined – encompassing both companies and states. The first part of the text is focused on sketch the evolution of the practice competitive intelligence. The second part of the article contains a systematic analysis of the methodology of obtaining economic information broken down by objective approach (classical media, publicly accessible registers and records, Internet (including Surface and Hidden Web)) and subjective approach (public, commercial and non-profit entities and the personal information sources in a business Intelligence).