TY JOUR TI FORMATION OF MEHTODOLOGICAL PRINCIPLES FOR ASSESSING ECONOMIC EFFICIENCY OF INVESTMENT PROJECTS FOR CREATION AND DEVELOPMENT OF SEAPORTS AND TERMINALS KW assessment of economic efficiency of investment projects KW principles of performance evaluation KW seaports KW capital investments KW investment project JO Vestnik of Astrakhan State Technical University. Series: Economics AU Sabaydash, M.. PY 2019 IS PB Astrakhan State Technical University