Norway First on List of Happiest Countries

scale – n. a range of numbers that is used to show the size, strength, or quality of something — usually singular

factor – n. something that helps produce or influence a result : one of the things that cause something to happen

generosity – n. the quality of being kind, understanding, and not selfish : the quality of being generous

monopoly – n. complete ownership or control of something

trend – n. a general direction of change : a way of behaving, proceeding, etc., that is developing and becoming more common