TY JOUR TI TAXATION OF SUBJECTS OF SMALL ENTERPRISE WITHIN THE FRAMEWORK OF SPECIAL TAX REGIMES (ON THE EXAMPLE OF THE REPUBLIC OF TATARSTAN) KW tax policy KW small business entities KW tax KW special tax regimes KW simplified taxation system KW patent taxation system KW unified tax on imputed income KW unified agricultural tax. JO Vestnik of Kazan State Agrarian University AU Gilfanov , R.. AU Evstaf'eva, A.H. PY 2018 IS 13 PB Kazan state agrarian University