TY JOUR TI International Experience of Income Taxation of Individuals and Directions of Improvement of the Tax System of the Russian Federation KW personal income tax KW personal income taxation KW taxable income KW progressive rate KW tax deductions JO Scientific Research and Development. Economics of the Firm AU Chan, P.. AU Staroverova, O.V. PY 2024 IS 13 PB INFRA-M Academic Publishing LLC.