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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.
Economic activity in the hypothetical quaternary sector comprises information- and knowledge-based services, while quinary services include industries related to human services and hospitality. [2] Economic theories divide economic sectors further into economic industries.
At the top level, they are often classified according to the three-sector theory into sectors: primary (extraction and agriculture), secondary (manufacturing), and tertiary (services). Some authors add quaternary (knowledge) or even quinary (culture and research) sectors.
In economics, the business sector or corporate sector - sometimes popularly called simply "business" - is "the part of the economy made up by companies". [1] [need quotation to verify] [2] It is a subset of the domestic economy, [3] excluding the economic activities of general government, private households, and non-profit organizations serving individuals. [4]
The Census Bureau releases sector-by-sector statistics on the number of establishments, total business activity, annual payroll, and number of paid employees. A standardized classification of the economy into sectors makes it possible to compare census results over time.
An economic taxonomy is a system of classification of economic activity, including products, companies and industries. Some economists believe that the study of economic policy demands the use of a taxonomic/classificatory approach. [1]
Illustration of Industry 4.0, showing the four "industrial revolutions" with a brief English description. Industrial sociology, until recently a crucial research area within the field of sociology of work, examines "the direction and implications of trends in technological change, globalization, labour markets, work organization, managerial practices and employment relations" to "the extent to ...
List of cable television companies; List of companies and cities in Africa that manufacture cement; List of Champagne houses; List of largest chemical producers; List of coffee companies; List of commodity traders; List of construction equipment rental companies