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The three-sector model in economics divides economies into three sectors of activity: extraction of raw materials ( primary ), manufacturing ( secondary ), and service industries which exist to facilitate the transport, distribution and sale of goods produced in the secondary sector ( tertiary ). [ 1] The model was developed by Allan Fisher ...
Industry classification or industry taxonomy is a type of economic taxonomy that classifies companies, organizations and traders into industrial groupings based on similar production processes, similar products, or similar behavior in financial markets. National and international statistical agencies use various industry-classification schemes ...
The Global Industry Classification Standard ( GICS) is an industry taxonomy developed in 1999 by MSCI and Standard & Poor's (S&P) for use by the global financial community. The GICS structure consists of 11 sectors, 25 industry groups, 74 industries and 163 sub-industries [ 1] into which S&P has categorized all major public companies.
The tertiary sector of the economy, generally known as the service sector, is the third of the three economic sectors in the three-sector model (also known as the economic cycle). The others are the primary sector ( raw materials) and the secondary sector ( manufacturing ). The tertiary sector consists of the provision of services instead of ...
In macroeconomics, an industry is a branch of an economy that produces a closely related set of raw materials, goods, or services. [2] For example, one might refer to the wood industry or to the insurance industry . When evaluating a single group or company, its dominant source of revenue is typically used by industry classifications to ...
One classical breakdown of economic activity distinguishes three sectors: [1] Primary: involves the retrieval and production of raw-material commodities, such as corn, coal, wood or iron. Miners, farmers and fishermen are all workers in the primary sector. Secondary: involves the transformation of raw or intermediate materials into goods, as in ...
Primary sector of the economy (the raw materials industry) Secondary sector of the economy (manufacturing and construction) Tertiary sector of the economy (the "service industry") Quaternary sector of the economy (information services) Quinary sector of the economy (humanitarian services)
The North American Industry Classification System or NAICS ( / neɪks /) [1] is a classification of business establishments by type of economic activity (the process of production). It is used by governments and business in Canada, Mexico, and the United States of America. It has largely replaced the older Standard Industrial Classification ...