Two recent papers argue that many results based on ordinal reports of happiness can be reversed with suitable monotonic increasing transformations of the associated happiness scale (Bond and Lang 2019; Schröder and Yitzhaki 2017). If true, empirical research utilizing such reports is in trouble....

Richer people are happier than poorer people, but when a country becomes richer over time, its people do not become happier. This seemingly contradictory pair of findings of Richard Easterlin has be-come famous as the Easterlin Paradox. However, it was met with counterevidence. To shed more...

Introduction -- The evidence on happiness -- Relative income and happiness -- Happiness and ethics -- Happiness and good development -- Happiness-oriented societal development under the premise of democracy -- Orientation for a knowledgeable world