Evaluation and ranking of insurance companies by combining TOPSIS and the interval fuzzy rough sets

Corporate and organizational performance assessment is an important activity for both the managers other stakeholders, as it provides them with asset to evaluate their own strengths weaknesses in relation competition, well guidelines selecting appropriate measures address existing problems. The issue of criteria selection has been overcome through literature review weights handled by applying group decision making procedure. procedure itself consists using predefined linguistic expressions that are modelled triangular fuzzy numbers aggregation makers' opinion based on rules rough sets algebra. values matrix determined prognosis method they described crisp values. proposed algorithm tested insurance companies operate Republic Serbia.