# Eskil Ullberg

> researcher (ORCID 0000-0001-9216-3154)

**Wikidata**: [Q115527398](https://www.wikidata.org/wiki/Q115527398)  
**Source**: https://4ort.xyz/entity/eskil-ullberg


## References

1. From personal to impersonal exchange in ideas experimental study of trade in organized markets for patents