Parameter: λ12 Identified

Algebraic Equations:

σ11λ1212

Single Door Criterion:

{1} ⊥ {2} | {}

Parameter: λ13 Identified

Algebraic Equations:

σ11σ122σ14σ22λ13122σ13σ14σ22112σ14σ222λ13123σ14σ2311σ123σ24λ13123σ13σ24112σ12σ22σ24λ13+2σ11σ122σ23σ24112σ22σ23σ24124σ34-2σ11σ122σ22σ34112σ222σ34

Parameter: λ23 Identified

Algebraic Equations:

σ122λ2312σ1311σ22λ2311σ23

Single Door Criterion:

{2} ⊥ {3} | {1}

Parameter: λ24 Identified

Algebraic Equations:

σ122λ2412σ1411σ22λ2411σ24

Single Door Criterion:

{2} ⊥ {4} | {1}

Parameter: ω11 Identified

Algebraic Equations:

1111

Parameter: ω13 Identified

Algebraic Equations:

13σ14σ2212σ14σ2312σ13σ2411σ23σ24122σ3411σ22σ3414σ22ω1312σ24ω13

Parameter: ω14 Identified

Algebraic Equations:

σ11σ14σ2211σ12σ24122ω1411σ22ω14

Parameter: ω22 Identified

Algebraic Equations:

σ12211σ2211ω22

Parameter: ω33 Identified

Algebraic Equations:

122σ132σ142σ222+2σ123σ13σ142σ22σ23124σ142σ23211σ122σ142σ22σ232112σ142σ222σ232+2σ123σ132σ14σ22σ24-2σ124σ13σ14σ23σ24-4σ11σ122σ13σ14σ22σ23σ24+2σ112σ13σ14σ222σ23σ24+2σ11σ123σ14σ232σ24124σ132σ242+4σ11σ123σ13σ23σ242-2σ112σ12σ13σ22σ23σ242-2σ112σ122σ232σ242113σ22σ232σ24211σ122σ142σ222σ33112σ142σ223σ33+2σ11σ123σ14σ22σ24σ33-2σ112σ12σ14σ222σ24σ3311σ124σ242σ33112σ122σ22σ242σ33-2σ124σ13σ14σ22σ34+4σ11σ122σ13σ14σ222σ34-2σ112σ13σ14σ223σ34+2σ125σ14σ23σ34-4σ11σ123σ14σ22σ23σ34+2σ112σ12σ14σ222σ23σ34+2σ125σ13σ24σ34-4σ11σ123σ13σ22σ24σ34+2σ112σ12σ13σ222σ24σ34-2σ11σ124σ23σ24σ34+4σ112σ122σ22σ23σ24σ34-2σ113σ222σ23σ24σ34126σ342+3σ11σ124σ22σ342-3σ112σ122σ222σ342113σ223σ34211σ122σ142σ222ω33112σ142σ223ω33-2σ11σ123σ14σ22σ24ω33+2σ112σ12σ14σ222σ24ω3311σ124σ242ω33112σ122σ22σ242ω33

Parameter: ω44 Identified

Algebraic Equations:

122σ142σ22+2σ123σ14σ24-2σ11σ122σ242112σ22σ242124σ44+2σ11σ122σ22σ44112σ222σ44124ω44-2σ11σ122σ22ω44112σ222ω44

Total Effect of X1 on X3: λ12λ2313 Identified

Each Parameter Identified

Total Effect of X1 on X4: λ12λ24 Identified

Each Parameter Identified

Vanishing Ideal

Zero Vanishing Ideal