The Minimax criterion is considered as an alternative to the least-squares method in determination of principal components Estimated coefficients are formulated as linear programming problem The offered approach was experimentally checked using well known test data sets On these data sets the...

This paper considers different ways of computing indexes for forecasting economic activity in Russia. The first is the methodology used by the Russian Development Centre based on the concept of "growth cycles". The second combines the dynamic principal components and dynamic factor analyses. The...