# Heckman selection-t model: Parameter estimation via the EM-algorithm

> Research article (Journal of Multivariate Analysis, 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3134230464](https://www.wikidata.org/wiki/openalex:W3134230464)  
**Source**: https://4ort.xyz/entity/heckman-selection-t-model-parameter-estimation-via-the-em-algorithm