TY JOUR TI KW Adam Smith KW work KW need KW economic interests KW "Invisible hand" KW utility KW cost KW capital KW reproduction KW state KW international trade KW absolute benefits JO MOSCOW ECONOMIC JOURNAL AU Volostnov, N.S. AU Troshin, A.S. AU Lazutina, A.L. AU Hohlov, A.A. AU Lebedeva, T.E. PY 2019 IS 4 PB Electronic science