KnowraInstrumental variableLinked fromLinked fromThe 13 pages that link to Instrumental variable, each with the reason it gives.All 13Broader topic 1Related 10Compared with 2Random assignment (experimental design)Compared with: It offers a different route to causal estimates when random assignment is absent.James HeckmanCompared with: Instrumental-variable estimates can answer different questions from Heckman’s selection-based approach.