Ecological Systems and Devices Annotation << Back Role of ecological factors in a rating of efficiency of investments in energetics Lomsadze M.K. Questions of functioning of power stations in aspect of ecological safety and connected with them problems for ability to live of the person were considered. The rating of efficiency of investment in power object was given in view of additional for investments maintenance of ecological safety. The technique of a rating of efficiency of investment in such object was offered. The comparative analysis investments with the account and without expenses for ecological safety were carried out and recommendations were given to the investor for decision-making on expediency of investment.