kadcreate_zeros: If a user already posses all k-adic observations where Y=1, this command creates the k-adic observations where Y=0. This will enable to researcher to acquire proper inferences regarding the multilateral events.
This is a modified version of the propensity score matching estimator of GuidoImbens.
The modified code produces balance statistics, conducts Rosenbaum sensitivity analysis,
and saves the matched data for visual inspection. I wrote this modified command for this paper.