A recursive formula for computing the exact value of score vectors is proposed, which is more desirable than approximate values in some statistical analyses, for a general form of the linear Gaussian state space model. Unlike most extant methods, our formula calculates all components of the...

I: The Linear Dynamic Econometric Model -- 1. Introduction -- 2. Structural, Reduced and Final Form -- 3. Solutions of the Model -- II: Spectral Representation of the Linear Dynamic Model with Constant Coefficients -- 1. Derivation of the Spectral Matrix -- 2. Numerical Approaches -- 3. An...

I. Econometric Models and Optimal Economic Policy -- II. Stochastic Processes in Economic Models -- III. Recent Economic Models in Applied Optimal Control -- IV. Efficient Diversification in Optimal Portfolio Theory -- V. Portfolio Efficiency under Singularity and Orthogonality -- VI....