Chernozhukov, Victor; Fernández-Val, Iván; Melly, Blaise - 2009
interventions affect the entire marginal distribution of an outcome of interest. These policy interventions consist of either … changes in the distribution of covariates related to the outcome holding the conditional distribution of the outcome given … covariates fixed, or changes in the conditional distribution of the outcome given covariates holding the marginal distribution of …