Ouweneel, P.

happiness nation country difference indicator veenhoven inequality welfare correlation state-welfare equality question livability level life-expectancy society state income pattern citizen expenditure survey result world spread variation problem value table growth gallup quality state-welfare-effort people condition security effect exhibit change health score not-so-rich distribution degree response study research deviation eurobarometer prosperity not-so-rich countries welfare services government life-satisfaction cross-national development matter ouweneel satisfaction press scale not-so-rich nations service prediction right explanation scheme system measure chance discussion comparison university income equality welfare state residual approach welfare-state country characteristics netherland