TY JOUR TI MANAGEMENT OF INCOME AND EXPENDITURES OF THE ENTERPRISE: CONCEPT, CLASSIFICATION AND ORDER OF REFLECTION IN ACCOUNTING KW income KW expenses KW income classification KW expense classification KW systematicity KW income accounting KW expense accounting JO Russian Journal of Management AU Shirshova, L.V. AU Zimin, A.A. PY 2021 IS 8 PB Publishing Center RIOR