TY JOUR TI TAX INCENTIVES AS A FACTOR INNOVATION ACTIVITY KW innovation KW tax benefits KW tax system KW tax incentives JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Bryanceva, T.A. AU Shevchenko, M.V. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov