When you read a paper with a DiD design & observational data, do you consider it causally-identified?
No, causality is only with RCTs 16.8% (19)
Only in rare cases (natural experiments) 30.1% (34)
Sometimes (depends on # of tests) 28.3% (32)
Usually (DiD works well IMO) 24.8% (28)
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Posted by @rmkubinec.bsky.social on 4/9/2026, 3:31:55 PM