TY JOUR TI Modeling problems in econometrics on the basis of a system of interrelated equations KW recursive equations KW the least squares method KW endogenous variables KW exogenous variables. JO Actual directions of scientific researches of the XXI century: theory and practice AU Kolchanov, S.. AU Kuznetsova, L.. AU Mkhitaryan, A.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov