Investment in building thermoinsulation is a subject to appraisal for efficiency from the position of discounted cash … investment payback period. The complex application of the dynamic methods for appraising economic efficiency of an investment … indicators for economic efficiency of specific investment project will have the highest significance …

The efficiency of electricity generation in hard coal fired power plants varies considerably from country to country … abundance of hard coal or relatively low costs of extraction show smaller degrees of efficiency than countries with poor … coal abundance or the accessibility of hard coal, respectively, the hard coal price, the level of foreign direct investment …