# Herfindahl index

> measure of the size of firms in relation to the industry and an indicator of the amount of competition among them

**Wikidata**: [Q370089](https://www.wikidata.org/wiki/Q370089)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Herfindahl–Hirschman_index)  
**Source**: https://4ort.xyz/entity/herfindahl-index


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)