TY JOUR TI METHODOLOGICAL APPROACHES TO ASSESSMENT OF DEVELOPMENT OF THE TRADING SERVICES MARKET TAKING BASED ON DIGITAL TRANSFORMATIONS KW trading services market KW digitalization KW digital transformation of the market KW research of the trading services market KW assessment of the development of the trading services market JO Trade, service, food industry AU Kuimov, V.V. AU Yakobson, A.K. PY 2022 IS 1 PB Siberian Federal University