Research map / Probabilistic and scientific modeling / Causal discovery
Identification and Model Testing in Linear Structural Equation Models using Auxiliary Variables
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Generalize auxiliary simple instrumental sets to generalized instrumental sets allowing conditioning to block spurious paths | auxiliary variable identification in linear SEMs · theoretical identification (g-HT comparison) | identifiable coefficients/models | Helped |
| Add quasi-instrumental sets using auxiliary variables from partial experimental data (z-identification) | qID identification algorithm · theoretical identification (z-identification) | identifiable coefficients | Helped |
| Use quasi-IV sets for standard identification when no external coefficient knowledge is available | standard identification problem · theoretical identification | identifiable coefficients | No clear effect |
| Use auxiliary variables with generalized instrumental sets (qID) versus g-HT algorithm | linear SEM identification · theoretical identification | identifiable models | Helped |
| Derive overidentifying constraints from auxiliary IV and quasi-IV sets for model testing | model testing in linear SEMs · theoretical model testing | testable implications | Helped |
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