55 citations · 100 across the 27 of their papers we have counts for
3 papers · 1 filter
An Effective Multivariate Normality Test via Hessians of Empirical Cumulant Generating Functions
Kwun Chuen Gary Chan, Hok Kan Ling, Chuan-Fa Tang +1
In this article, we propose a new class of consistent tests for -variate normality. These tests are based on the characterization of the standard multivariate normal distributio…
Efficient nonparametric estimation of causal mediation effects
K. C. G. Chan, K. Imai, S. C. P. Yam +1
An essential goal of program evaluation and scientific research is the investigation of causal mechanisms. Over the past several decades, causal mediation analysis has been used in…
Oracle, Multiple Robust and Multipurpose Calibration in a Missing Response Problem
Kwun Chuen Gary Chan, Sheung Chi Phillip Yam
In the presence of a missing response, reweighting the complete case subsample by the inverse of nonmissing probability is both intuitive and easy to implement. When the population…