# Donald Ratajczak

> economist

**Wikidata**: [Q5295039](https://www.wikidata.org/wiki/Q5295039)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Donald_Ratajczak)  
**Source**: https://4ort.xyz/entity/donald-ratajczak


## References

1. Mathematics Genealogy Project
2. Virtual International Authority File