propensity scores

Getting Started with Matching Methods

NOTE: This article demonstrates how to use propensity scores for matching data. However, propensity scores have come under fire in recent years. King and Nielsen’s 2019 article, Why Propensity Scores Should Not Be Used for Matching, argue that propensity scores increase imbalance, inefficiency, model dependence, and bias. Others argue that while propensity scores may be […]