TY JOUR TI ECONOMETRIC ANALYSIS OF THE COST OF A CONDITIONAL SET OF FOOD PRODUCTS IN THE ROSTOV REGION KW time series KW econometricmodel,forecasting,the cost of a conditional (minimum) set of food KW adaptive methods KW exponential smoothing KW regression JO Science & World AU Tsvil, M.M. AU Lysenko, E.Y. PY 2025 IS 0 PB LLC "Perspektiva"