# Donald B. Billings

> economist

**Wikidata**: [Q131910812](https://www.wikidata.org/wiki/Q131910812)  
**Source**: https://4ort.xyz/entity/donald-b-billings


## References

1. [Foundation for Economic Education](https://fee.org/articles/the-moral-case-for-competitive-capitalism-revisited/)
2. NUKAT
3. CiNii Research