We are interested in estimating the average effect of a binary treatment on a scalar outcome. If assignment to the treatment is unconfounded, that is, independe
Matching is a widely used program evaluation estimation method when treatment is assigned at random conditional on observable characteristics. When a multivalue
Specially selected from The New Palgrave Dictionary of Economics 2nd edition, each article within this compendium covers the fundamental themes within the disci
Background: The increased availability of claims data allows one to build high dimensional datasets, rich in covariates, for accurately estimating treatment eff