# customs union

> type of trade bloc with a free trade area and common external tariff

**Wikidata**: [Q218819](https://www.wikidata.org/wiki/Q218819)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Customs_union)  
**Source**: https://4ort.xyz/entity/customs-union


## References

1. Integrated Authority File
2. Freebase Data Dumps. 2013
3. YSO-Wikidata mapping project
4. FactGrid
5. National Library of Israel
6. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)