Parameter: λ12 Identified

Algebraic Equations:

σ11λ1212

Single Door Criterion:

{1} ⊥ {2} | {}

Parameter: λ14 Identified

Algebraic Equations:

σ11σ13σ22λ1411σ12σ23λ1412σ13σ2411σ23σ24122σ3411σ22σ34

Parameter: λ23 Identified

Algebraic Equations:

σ122λ2312σ1311σ22λ2311σ23

Single Door Criterion:

{2} ⊥ {3} | {1}

Parameter: ω11 Identified

Algebraic Equations:

1111

Parameter: ω13 Identified

Algebraic Equations:

σ11σ13σ2211σ12σ23122ω1311σ22ω13

Parameter: ω14 Identified

Algebraic Equations:

13σ14σ2212σ14σ2312σ13σ2411σ23σ24122σ3411σ22σ3413σ22ω1412σ23ω14

Parameter: ω22 Identified

Algebraic Equations:

σ12211σ2211ω22

Parameter: ω24 Identified

Algebraic Equations:

σ12σ1411σ2411ω24

Parameter: ω33 Identified

Algebraic Equations:

122σ132σ22+2σ123σ13σ23-2σ11σ122σ232112σ22σ232124σ33+2σ11σ122σ22σ33112σ222σ33124ω33-2σ11σ122σ22ω33112σ222ω33

Parameter: ω44 Identified

Algebraic Equations:

12σ132σ14σ22σ24-2σ122σ13σ14σ23σ24-2σ11σ13σ14σ22σ23σ24+2σ11σ12σ14σ232σ24122σ132σ242+2σ11σ12σ13σ23σ242112σ232σ242-2σ122σ13σ14σ22σ34+2σ11σ13σ14σ222σ34+2σ123σ14σ23σ34-2σ11σ12σ14σ22σ23σ34+2σ123σ13σ24σ34-2σ11σ12σ13σ22σ24σ34-2σ11σ122σ23σ24σ34+2σ112σ22σ23σ24σ34124σ342+2σ11σ122σ22σ342112σ222σ34211σ132σ222σ44+2σ11σ12σ13σ22σ23σ4411σ122σ232σ4411σ132σ222ω44-2σ11σ12σ13σ22σ23ω4411σ122σ232ω44

Total Effect of X1 on X3: λ12λ23 Identified

Each Parameter Identified

Vanishing Ideal

Zero Vanishing Ideal