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Economic activity
Introduction | Statistics | Standards and methods

The United Nations Statistics Division issues standards and methods approved by the Statistical Commission to assist national statistical authorities and other producers of statistics in the collection, compilation and dissemination of data.
Standards and methods:
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 Concepts and definitions
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 Principles and Recommendations for Population and Housing Censuses, Revision 2
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 International Classification of Status in Employment, (ICSE-93) Custodian: ILO
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 International Standard Classification of Occupations, (ISCO-88) Custodian: ILO
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 International Standard Industrial Classification of All Economic Activities, Revision 3.1, (ISIC Rev. 3.1) Custodian: UNSD
   

Additional technical materials:
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 Handbook on Measuring the Economically Active Population and Related Characteristics in Population Censuses (Final draft)
   
The International Labour Organization (ILO) is the main agency responsible for the development of conceptual and methodological frameworks and standards for the collection of internationally comparable data on economic activity.