A fuzzy numbers approach for analyzing OECD well- being

The desire of human beings and the goal of government policy basically have a common point which is claimed as the well-being. However, the criteria heterogeneity between objective and subjective criteria causes difficulty in decision making. A fuzzy addition is thus proposed to give a vision on the significant information for the well-being. Empirically, the proposed approach applies dominance-based rough set approach on the well- being of Organization for Economic Co-operation and Development (OECD well- being) to disclose that the significant criteria for the top-ten nations are employment rate and life satisfaction