TY JOUR TI Category «privilege»: doctrine, legislation, practice KW legal preference KW privilege KW courtesy (exemption) KW incentive KW rewarding JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Repyev, A.G. PY 2020 IS 2020 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION