Real option valuation methods used in firm valuation process allow taking into consideration firm’s flexibility and its adaptability to environmental changes. The risk is taken into consideration at an expected rate of return in real option – an expected return rate is related to CAPM model....

In the paper we discuss the problem of selecting one investment project from a set containing several projects in the situation when their parameters (above all the cash flows) are still unknown exactly. In such a situation the choice of one project is not unequivocal. While taking similar...