# The Poor Get Richer: Heterogeneity in the Efficacy of a School-Level Intervention for Academic Language

> Research article (Journal of Research on Educational Effectiveness, 2016) · cited 27× · AI/ML

**Wikidata**: [openalex:W2523238545](https://www.wikidata.org/wiki/openalex:W2523238545)  
**Source**: https://4ort.xyz/entity/the-poor-get-richer-heterogeneity-in-the-efficacy-of-a-school-level-intervention-for-academic-language