3 papers
stat.ME2026
Randomization Tests in Randomized Saturation Designs
Jizhou Liu, Azeem M. Shaikh, Liang Zhong
Randomized saturation designs are widely used to study spillover effects in clustered populations. In these designs, clusters are first assigned to treatment saturation levels, and…
stat.ME2026
Randomization Tests in Switchback Experiments
Jizhou Liu, Liang Zhong
Switchback experiments assign an experimental unit, such as a market or a platform, to treatment or control over successive blocks of time. Inference can be challenging because the…
econ.EM2024
Unconditional Randomization Tests for Interference
Liang Zhong
Researchers are often interested in the existence and extent of interference between units when conducting causal inference or designing policy. However, testing for interference p…