Parameter: λ14 Identified

Algebraic Equations:

σ13σ22λ1412σ23λ1423σ2422σ34

Instrumental Variable:

3 | {2}

Parameter: λ23 Identified

Algebraic Equations:

σ22λ2323

Single Door Criterion:

{2} ⊥ {3} | {}

Parameter: λ24 Identified

Algebraic Equations:

σ12σ13σ22λ2413σ14σ22122σ23λ2412σ14σ2311σ23σ2411σ22σ34

Parameter: ω11 Identified

Algebraic Equations:

1111

Parameter: ω12 Identified

Algebraic Equations:

1212

Parameter: ω13 Identified

Algebraic Equations:

13σ2212σ2322ω13

Parameter: ω22 Identified

Algebraic Equations:

2222

Parameter: ω24 Identified

Algebraic Equations:

σ13σ14σ22212σ14σ22σ2312σ13σ22σ2411σ22σ23σ24122σ22σ3411σ222σ3412σ13σ22ω24122σ23ω24

Parameter: ω33 Identified

Algebraic Equations:

σ23222σ3322ω33

Parameter: ω44 Identified

Algebraic Equations:

132σ142σ223+2σ12σ13σ142σ222σ23122σ142σ22σ232+2σ12σ132σ14σ222σ24-4σ122σ13σ14σ22σ23σ24-2σ11σ13σ14σ222σ23σ24+2σ123σ14σ232σ24+2σ11σ12σ14σ22σ232σ24+2σ11σ12σ13σ22σ23σ24211σ122σ232σ242112σ22σ232σ242+2σ11σ13σ14σ223σ34-2σ11σ12σ14σ222σ23σ34-2σ11σ12σ13σ222σ24σ34+2σ112σ222σ23σ24σ3411σ122σ222σ342112σ223σ342122σ132σ222σ44+2σ123σ13σ22σ23σ44124σ232σ44122σ132σ222ω44-2σ123σ13σ22σ23ω44124σ232ω44

Vanishing Ideal

Zero Vanishing Ideal