, the fuzzy pay-off method is used for analysing data from a Finnish office building retrofit investment case. The major … paper is that real options analysis; especially the fuzzy pay-off method can be used for assessing the monetary value of … flexibility. The applicability of the fuzzy pay-off method into a practical investment case was found straightforward because …

-investment case is presented and a numerical illustration of how industrial giga-investments can be valued with the pay-off method is …