TY JOUR TI FORECASTING THE DYNAMICS OF THE NUMBER OF LEGAL ENTITIES REGISTERED IN THE UNIFIED STATE REGISTER OF LEGAL ENTITIES IN THE RUSSIAN FEDERATION KW econometric model KW forecasting KW legal entities KW Unified State Register of Legal Entities KW adaptive methods KW exponential smoothing KW regression JO Science & World AU Tsvil, M.M. AU Tamberg, E.A. PY 2025 IS PB LLC "Perspektiva"