Prior to around 2011, there was a pronounced curvilinear relationship between age and wellbeing: poor mental health was hump-shaped with respect to age, whilst subjective well-being was U-shaped. We examine data from a European panel for France, Germany, Italy, Spain and Sweden called,...

Across many studies subjective well-being follows a U-shape in age, declining until people reach middle-age, only to rebound subsequently. Ill-being follows a mirror-imaged hump-shape. But this empirical regularity has been replaced by a monotonic decrease in illbeing by age. The reason for the...