Carol Graham (2010), Happiness around the World: The Paradox of Happy Peasants and Miserable Millionaires, Oxford: Oxford University Press.
Hills P., Argyle M. (2002). "The Oxford Happiness Questionnaire: a compact scale for the measurement of psychological well-being. Personality and Individual Differences". Psychological Wellbeing. 33: 1073–1082.
Journal of happiness studies: an interdisciplinary forum on subjective well-being, International Society for Quality-of-Life Studies (ISQOLS), quarterly since 2000, also online
Carol Graham "Happiness Around the World: The Paradox of Happy Peasants and Miserable Millionaires", OUP Oxford, 2009. ISBN 978-0-19-954905-4 (favorable review in Science 6 August 2010)
W. Doyle Gentry "Happiness for dummies", 2008
Jimmy DeMesa, M.D. "BeHappy!: Your Guide to the Happiest Possible Life", 2006
Eric G. Wilson "Against happiness", 2008
Sonja Lyubomirsky "The how of happiness", 2007
Niek Persoon "Happiness doesn't just happen", 2006
Dan Gilbert: Why are we happy? – Video of a short lecture by Dan Gilbert our how our "psychological immune system" lets us feel truly happy even when things don’t go as planned.