In recent years,a large number of economists have absorbed the reasonable content of early happiness theory and have taken advantage of the research achievements and research methods of psychology and sociology to expand research on happiness from objective level to subjective level and from abstract theory elaboration to empirical analysis and explore the source of happiness in this process.This paper lays out the new research progress in the manner of combining narration and argument.Furthermore,this paper explores the significance and enlightenment of happiness research on Chinese contemporary human practice and development research.