Kalmijn, W.M.

happiness value distribution scale inequality nation rating statistic sample number deviation interval point model category section measurement study difference result measure population veenhoven level approach situation response table method question estimate beta distribution parameter coefficient application kalmijn gini coefficient income problem basis respondent happiness distribution judge distance chapter variance society example frequency index research range survey happiness inequality probability reason appendix pair distance transformation function judgement position choice panel projection ordinal assumption series boundary ratio dependency context thurstone values h-value respect phase degree alternative inequality-adjusted thurstone