22 citations · 92 across the 14 of their papers we have counts for
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math.ST2014★ 9 cited
Qualitative Evaluation of Associations by the Transitivity of the Association Signs
Zhichao Jiang, Peng Ding, Zhi Geng
We say that the signs of association measures among three variables {X, Y, Z} are transitive if a positive association measure between the variable X and the intermediate variable…
math.ST2014★ 18 cited
Identifiability of Subgroup Causal Effects in Randomized Experiments with Nonignorable Missing Covariates
Peng Ding, Zhi Geng
Although randomized experiments are widely regarded as the gold standard for estimating causal effects, missing data of the pretreatment covariates makes it challenging to estimate…