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stat.ME2026
Constructive Instrumental Variable Identification and Inference with Many Weak Interaction Moments
Di Zhang, Minhao Yao, Zhonghua Liu +1
Instrumental variable methods are widely used for causal inference, but identification becomes especially challenging when instruments are weak and potentially invalid. These chall…
stat.ME2025
Mendelian Randomization Methods for Causal Inference: Estimands, Identification and Inference
Minhao Yao, Anqi Wang, Xihao Li +1
Mendelian randomization (MR) has become an essential tool for causal inference in biomedical and public health research. By using genetic variants as instrumental variables, MR hel…