TY JOUR TI INCOME INEQUALITY AS A FACTOR OF ECONOMIC GROWTH AND INVESTMENT ATTRACTIVENESS OF RUSSIAN REGIONS KW economic growth KW income differentiation KW investment attractiveness of the region KW international competitiveness of the region KW foreign direct investment KW level of human development JO Vestnik of Astrakhan State Technical University. Series: Economics AU Timiryasova, A.. AU Kramin, M.. AU Kramin, T.. PY 2013 IS 2013 PB Astrakhan State Technical University