TY JOUR TI The Interaction of Economic Entities. Science Analogy KW law of universal gravitation KW gravitational waves KW economic subject KW benefit KW need KW utility KW principle of least action KW law of attraction of economic entities JO Scientific Research and Development. Economics AU Babanov, V.. AU Homyakov, V.N. PY 2020 IS 8 PB INFRA-M Academic Publishing LLC.