TY JOUR TI Problems of Small Business Development in the Context of Tax Changes KW single tax on imputed income KW small business KW tax optimization KW tax transformations KW special tax modes KW financial position JO Scientific Research and Development. Economics AU Dvoretskaya, Y.. AU Kuznetsova, O.N. AU Ermakova, L.V. PY 2020 IS 8 PB INFRA-M Academic Publishing LLC.