quaternary economic activity

Quaternary economic activities cover knowledge-based activities that provide services and expertise to businesses, consumers, and other types of customers. Examples include services in the IT, finance, marketing, legal and consulting sectors. Quaternary activities involve the production of ideas and knowledge, as well as sharing of experiences, creating and disseminating information, and providing specialist services. They are based on the analysis, transformation, and manipulation of information through the medium of communication technologies such as the internet. Quaternary activities are often seen as high-value added activities, as they require skilled workers with a good understanding of the subject in question.