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NAICS Desk Reference: The North American Industry Classification Systems Desk Reference. Indianapolis: JISTWork, Inc. 2000. ISBN 1-56370-694-6. Vogel, Scott M. (2001). Harris' Complete Guide to NAICS: Your Ultimate Reference to NAICS, SIC & ISIC Codes. Twinsburg, Ohio: Harris InfoSource. ISBN 1-55600-922-4.
In the United States, the SIC system was last revised in 1987 and was last used by the Census Bureau for the 1992 Economic Census, and has been replaced by the North American Industry Classification System (NAICS code), which was released in 1997. [2]
However, to reflect the evolving nature of the economy, the NAICS is updated every five years. Therefore, when comparing different censuses, a particular NAICS basis is usually specified. The following data are based on a comparison of the 2007 and 2002 censuses using the 2002 NAICS basis and an older comparison of the 1997 and 2002 censuses ...
NAICS sector 11 (abbreviated to NAICS 11) is a sub-classification of economic activity that covers agriculture, forestry, fishing and hunting in the North American Industry Classification System (NAICS) system in Canada, the United States and Mexico.
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.
NAICS 21 is the category within the North American Industry Classification System which is composed of establishments that extract naturally occurring mineral solids(i.e. as metals, coal and other industrial minerals), liquid minerals (i.e. crude petroleum) and gases (i.e. natural gas).
Level 3: 272 groups identified by three-digit numerical codes (01.1 to 99.0); Level 4: 615 classes identified by four-digit numerical codes (01.11 to 99.00). The first four digits of the code, which is the first four levels of the classification system, are the same in all European countries. National implementations may introduce additional ...
The Refinitiv Business Classification (TRBC) is an industry classification of global companies. It was developed by the Reuters Group under the name Reuters Business Sector Scheme (RBSS), [1] [2] [3] was rebranded to Thomson Reuters Business Classification (TRBC) when the Thomson Corporation acquired the Reuters Group in 2008, forming Thomson Reuters, and was rebranded again, to The Refinitiv ...