# A reassessment of the Global Food Security Index by using a hierarchical data envelopment analysis approach

> Research article (European Journal of Operational Research, 2018) · cited 78× · AI/ML

**Wikidata**: [openalex:W2820071628](https://www.wikidata.org/wiki/openalex:W2820071628)  
**Source**: https://4ort.xyz/entity/a-reassessment-of-the-global-food-security-index-by-using-a-hierarchical-data-envelopment-analysis-approach