2 papers
econ.GN2026
Enhancing External Validity of Experiments with Ongoing Sampling
Chen Wang, Shichao Han, Shan Huang
Participants in online experiments often enroll over time, which can compromise sample representativeness due to temporal shifts in covariates. This issue is particularly critical…
econ.EM2026
Estimating Treatment Effects under Algorithmic Interference: A Structured Neural Networks Approach
Ruohan Zhan, Shichao Han, Yuchen Hu +1
Online user-generated content platforms allocate billions of dollars of promotional traffic through algorithms in two-sided marketplaces. To evaluate updates to these algorithms, p…