Cheng, Terence Chai; Powdthavee, Nattavudh; Oswald, … - 2014
There is a large amount of cross-sectional evidence for a midlife low in the life cycle of human happiness and well-being (a "U shape"). Yet no genuinely longitudinal inquiry has uncovered evidence for a U-shaped pattern. Thus some researchers believe the U is a statistical artefact. We...