Evaluation methodology: the variability of the value of assessment objects to intervals of value

The authors of the article discuss the issue of flaws of the modern valuation methodology. The problematic situation related to the spread of values for the same objects’ valuation was described; the interaction of the main participants in the valuation activity was also considered. Recommendations are offered on valuation of cost intervals, the formation of a new valuation methodology for objects and examination of evaluation reports for trades in form of open auctions.