# Global multi-period performance evaluation – New model and productivity index

> Research article (RAIRO. Operations research, 2022) · cited 19× · AI/ML

**Wikidata**: [openalex:W4229005204](https://www.wikidata.org/wiki/openalex:W4229005204)  
**Source**: https://4ort.xyz/entity/global-multi-period-performance-evaluation-new-model-and-productivity-index