TY JOUR TI Changes in the fiscal management of the simplified taxation system ORGANIZATION ECONOMIC ACTIVITY KW fiscal policy KW tax control KW preferential regions KW economic activity KW taxation KW simplified taxation system KW STS KW value added tax KW VAT KW business entities JO Economic and Social Research AU Evsyukova, T.G. AU Medvedeva, Y.V. PY 2025 IS 12 PB National Research University of Electronic Technology