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     Demographic and Social Statistics Collection
     2010 World Population and Housing Censuses (2005-2014)
     Improvement of Civil Registration and Vital Statistics
     Advancement of Gender Statistics
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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 4, (ISIC Rev. 4) Custodian: UNSD
   

Additional technical materials:
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 Measuring the Economically Active in Population Censuses: A Handbook. Chinese, English, French, Spanish, Russian
   
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.