Author

Shan-Shan Luo

2 papers indexed here

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Review Aug 2026

Selecting among Missingness Models for Sequential Outcomes with Nonignorable Nonresponse

Sequential outcomes in longitudinal studies and multi-wave surveys may be missing not at random at both earlier and later occasions. We study graphical models in which at least one outcome is self-censoring and the response indicator for a later outcome may depend on either the earlier response indicator or the realize...

Yingying Wang, Yuan-Wen Liu, Shan-Shan Luo · 0 citations

Review Sep 2026

Orthogonal Policy Learning with Ordinal Outcomes

Policy learning methods based on conditional average treatment effects can obscure subpopulation heterogeneity when applied to ordinal outcomes. We develop a policy learning framework for ordinal outcomes with heterogeneous utilities for individuals who strictly benefit from treatment and those who do not. Since the pr...

Yue Zhang, Shan-Shan Luo, Yan-peng He · 0 citations