change over time, cohort, comparative, countries, cross-cultural, cross-national, epoch, generation, happiness, life satisfaction, meta analysis, period, quality of life, subjective wellbeing, time, trend
World Database of Happiness
hdl.handle.net/1765/496
World Database of Happiness
Department of Sociology

Veenhoven, R. (2003). Findings on Happiness & Nation: Era (temporal period). World Database of Happiness. World Database of Happiness. Retrieved from http://hdl.handle.net/1765/496