TY JOUR TI THE ROLE OF ECONOMETRIC TOOLS IN INCREASING THE EFFECTIVENESS OF THE ENTERPRISE'S CONTROLLING SYSTEM KW controlling KW econometrics KW statistical methods KW forecasting KW optimization KW management decisions KW efficiency JO MOSCOW ECONOMIC JOURNAL AU Pihtil'kova, O.A. AU Pronina, E.V. AU Morozova, T.A. AU Kartashova, A.V. PY 2026 IS 11 PB Electronic science