International Standard Industrial Classification of All Economic Activities (ISIC), Rev.4

The International Standard Industrial Classification of all Economic Activities (ISIC) is the international reference classification of productive economic activities. The publication's main purpose is to provide a set of activity categories that can be utilized for the production of statistics according to activity, i.e., production and national income, economic, demographic, and social statistics. This is an important tool for comparing statistical data on economic activities at the international level.

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