TY JOUR TI PROBLEMS OF USING THE GDP INDICATOR AS A MACROECONOMIC INDICATOR IN THE MODERN RUSSIAN ECONOMY KW gross domestic product KW public procurement of goods and services KW non-market sector KW service sector KW «impression economy» KW sanctions pressure KW measurement of different order quantities JO Scientific Papers Collection of the Angarsk State Technical University AU Zarubina, Y.V. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»