# Two-part models are robust to endogenous selection

> Research article (Economics Letters, 2017) · cited 21× · AI/ML

**Wikidata**: [openalex:W2570097112](https://www.wikidata.org/wiki/openalex:W2570097112)  
**Source**: https://4ort.xyz/entity/two-part-models-are-robust-to-endogenous-selection