What Would Causal Inference in Interviews even look like?

Seems like causal inference has a lot of different schools of thought: econometric methods(like 2SLS, diff in diff), Rubin's causal models, Judea Pearl's DAGs etc.

If you were to say you knew causal inference on your resume, what would that even mean? If you were tested on causal inference in an interview, would passing it just be based on being lucky that your interviewer is familiar with the same school of thought as you are?

Like for hypothesis testing the …

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