eta

(variable)

endogenous variable structural model

xi (kh-see)

(variable)

exogenous variable structural model

(variable)

observed indicator of η - endogenous variable

(variable)

observed indicatior of ξ - exogenous variable

zeta

(variable)

disturbance (disturbance term of an endogenous variable)

delta

(variable)

measurement error in x (observed indicator of exogenous variable)

epsilon

(variable)

measurement error in y (observed indicator of endogenous variable)

gamma

(parameter)

path coefficient to ηi (endogenous variable) from ξj (exogenous)

beta

(parameter)

path coefficient to ηi from ηj (between two endogenous variables)

lambda x

(parameter)

path coefficient to xi (observed indicator of exogenous variable) from ξj (exogenous variable)

lambda y

(parameter)

path coefficient to yi (observed indicator of endogenous variable) from ηj (endogenous variable)

phi

(parameter)

variance of ξi (exogenous variable)

phi

(parameter)

covariance between ξi and ξj (two exogenous variables)

psi

(parameter)

variance of ζi (variance of disturbance term for endogenous variable) 

psi

(parameter)

covariance between ζi and ζj (covariance of the disturbance terms of two endogenous variables)

theta delta

 (parameter)

variance of δi (variance of an error term of an observed variable of an exogenous variable)

theta delta

(parameter)

covariance between δi and δj (covariance between two disturbance terms of two observed indicators of an exogenous variable)

theta epsilon

(parameter)

variance of εi (variance of a disturbance term of an observed indicator of an endogenous variable)

theta epsilon

(parameter)

covariance between εi and εj (covariance of two disturbance terms of two observed indicators of an endogenous variable)