Low-frequency effects

Subjective Well-Being: The Science of Happiness and Life Satisfaction, in Snyder C.R., Lopez S.J. (2009), Oxford Handbook of Positive Psychology - Second Edition, Oxford University Press, 187-194. Diener E., Sandvick E., Pavot W. (1991), Happiness is the frequency, not the intensity, of positive versus negative affect, in Strack F., Argyle M., Schwarz N., Subjective well-being: An interdisciplinary perspective, Oxford, Pergamon Press, 119-139. Diener, E., Sapyta, J.J., Suh, E. (1998), Subjective well-being