Purpose -The purpose of the paper is to focus on the rating, ranking and valuing of firms. Design/methodology/approach -Fuzzy logic and expert systems are used in order to provide a score for the firm(s) under consideration, representing the firm value-creating power. Findings -The fuzzy expert...

Purpose – The purpose of the paper is to focus on the rating, ranking and valuing of firms. Design/methodology/approach – Fuzzy logic and expert systems are used in order to provide a score for the firm(s) under consideration, representing the firm value‐creating power. Findings – The...