TY JOUR TI COMPETITIVENESS OF THE "ECONOMIC MAN" IN THE XXI CENTURY KW COMPETITIVENESS KW "ECONOMIC MAN" KW RATIONALITY KW EFFICIENCY KW THE PRINCIPLE OF FULL OPTIMIZATION KW THE PRINCIPLE OF LIMITED (PARTIAL) OPTIMIZATION KW MARKET EQUILIBRIUM KW PSEUDO-MARKET EQUILIBRIUM KW STABILITY OF THE ECONOMIC SYSTEM JO JOURNAL OF REGIONAL AND INTERNATIONAL COMPETITIVENESS AU Brillante, N.S. AU Rodina, G.A. PY 2023 IS 4 PB Yaroslavl State Technical University