TY JOUR TI PROBLEMS AND TRENDS IN THE DEVELOPMENT OF THE RUSSIAN STOCK MARKET KW stock market KW national currency KW stocks KW bonds KW market capitalization KW stock indexes KW cash flows KW investments KW global financial market KW portfolio foreign investments KW financial instruments KW transformation JO Science & World AU Kochetov, A.Y. AU Muradyan, V.A. AU Shumilina, V.E. PY 2021 IS 2021 PB LLC "Perspektiva"