Clamour is a collaborative project of European statistical institutes which has resulted in a model which enables the flexible and harmonised use of statistical units and activity classifications in European economic statistics. Clamour stands for Classifications modelling and utilities research.
The abbreviation CN stands for Combined Nomenclature. This Combined Nomenclature contains the goods classification prescribed by the European Union for international trade statistics.
Statistics on international trade in services are based on the following internationally used hierarchical classification of services codes.
The Eurostat-metaserver RAMON, originally devoted to classifications only, now has extended functionalities which make it possible to disseminate various other metadata categories: concepts and definitions, legal acts, methodological manuals, national methodologies, thesauri etc.
The Dutch Standaard Bedrijfsindeling (SBI 2008) is based on the activity classification of the European Union (Nomenclature statistique des activités économiques dans la Communauté Européenne, NACE) and on the classification of the United Nations (International Standard Industrial Classification of All Economic Activities, ISIC).
The SITC is a UN classification that makes it possible to compare of foreign trade statistics internationally. The most detailed level of the SITC is the 5-digit classification.