Tag: Matching
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PIE: Ex Post Evaluation: Establishing Causality without Experimentation
So far, we discussed evaluation based on ex ante Randomised Control Trials (RCT). In ex post experiments, we have an another opportunity for an evaluation. However, there are strong limitations: Treatment manipulation is no longer possible, observational data only (i.e. the outcome of social processes), and baseline may be missing To address these issues, the…