2 papers
econ.EM2026
Bayesian Estimation of Cohort-Time-Stratum Specific Effects in Staggered Difference-in-Differences
Siddhartha Chib, Kenichi Shimizu
Difference-in-Differences designs with staggered treatment adoption are widely used to study heterogeneous treatment effects across cohorts and time periods. We develop a probabili…
stat.ME2025
Scalable Estimation of Multinomial Response Models with Random Consideration Sets
Siddhartha Chib, Kenichi Shimizu
A common assumption in the fitting of unordered multinomial response models for mutually exclusive categories is that the responses arise from the same set of categories ac…