TY CONF TI DEVELOPMENT OF THE TARIFF REGULATION SYSTEM: ANALYSIS OF THE EFFECTIVENESS OF STRUCTURAL CHANGES USING THE EXAMPLE OF THE VORONEZH REGION KW tariff regulation KW executive authorities KW subordinate institutions KW performance assessment JO MANAGER OF THE YEAR – 2026 AU Ivanova, A.V. AU Sycheva, A.S. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov