À terme, tout indice de la qualité de vie devra tenir compte non seulement des revenus et du niveau de vie, mais aussi d'autres éléments: espaces non pollués, air respirable, nourriture non contaminée, satisfaction au travail, libre disposition de son temps, relations sociales, santé, formation, etc.
Eventually, an index that measures the quality of life must not only record incomes and living standards but also include intact environmental areas, air that can be breathed, uncontaminated food, job satisfaction, the freedom to decide how to spend time, social relations, health, education, etc.