People in most countries around the world are happier these days, according to new data released Monday by World Values Survey (WVS) based at University of Michigan (UM).

• 美国密歇根大学“全球价值调查”（WVS）组于本周一发布的最新调查数据显示，近年来，全世界大部分国家人们的幸福感普遍增强。