1 citations · 2 across the 4 of their papers we have counts for
4 papers · 1 filter
Reservoir Designs for Online Paired Experiments
Tim Morrison
We study the question of how best to stratify units into matched pairs in online experiments, so that units within a pair receive opposite treatment. Past work by Bai, Romano, and…
Optimal Correlation for Bernoulli Trials with Covariates
Tim Morrison, Art B. Owen
Given covariates for units, each of which is to receive a treatment with probability , we study the question of how best to correlate their treatment assignments to minimi…
Constrained Design of a Binary Instrument in a Partially Linear Model
Tim Morrison, Minh Nguyen, Jonathan Chen +2
We study the question of how best to assign an encouragement in a randomized encouragement study. In our setting, units arrive with covariates, receive a nudge toward treatment or…
Multivariate Tie-breaker Designs
Tim P. Morrison, Art B. Owen
In a tie-breaker design (TBD), subjects with high values of a running variable are given some (usually desirable) treatment, subjects with low values are not, and subjects in the m…