education. Conversely, little of the SES difference appears to be propagated through family income, marital status, number of … children, or the set of health behaviors we control for. However, approximately half of the SES-weight correlation persists …

their relationships with national income, age, and life-expectancy. Average happiness is strongly related to per capita … national income; each doubling of income is associated with a near one point increase in life satisfaction on a scale from 0 to … slightly stronger among rich countries. Conditional on national income, recent economic growth makes people unhappier …