Causal Analysis in Theory and Practice

July 9, 2016

The Three Layer Causal Hierarchy

Filed under: Causal Effect,Counterfactual,Discussion,structural equations — bryantc @ 8:57 pm

Recent discussions concerning causal mediation gave me the impression that many researchers in the field are not familiar with the ramifications of the Causal Hierarchy, as articulated in Chapter 1 of Causality (2000, 2009). This note presents the Causal Hierarchy in table form (Fig. 1) and discusses the distinctions between its three layers: 1. Association, 2. Intervention, 3. Counterfactuals.


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