5NG Y. Happiness Survey:Some Comparability Issues and An Exploratory Survey Based on Just Perceivable Incre- ments [ J ]. Social Indicators Research, 1996 ( 38 ) : 1 - 27.
6Frey, Stutzer. What Can Economists Learn from Happi- ness Research? [ J ]. Journal of economic literature, 2002,40(2) :402-435.
7Diener E, Suh E M, Lucas R E, Smith H L. Subject well- being: Three decades of progress [ J ]. Psychological Bul- letin, 1999,125 (2), 276.
8Guzman A, Silva K, Siy M, et al. For Your Eyes Only : A Q-Methodology on the Ontology of Happiness Among Chonically Ill Filipino Elderly in a Penal Institution [ J ]. Journal Of Happiness Studies,2012,13 (5) :913 - 930.
9Kim J E, Moan P. Retirement Transitions, Gender and Psychological Well-Being: A Life-Course, Ecological Model [ J ]. Journal of Gerontology: Psychological Sci- ences, 2002 ( 57 ) : 221 - 22.
10M Jokela. From Midlife to Early Old Age:Health Traj- ectories Associated With Retirement [ J ]. Epidemiolo- gy,2010(21 ) :284 -290.