@article{Easterlin2006,
author = {Easterlin, R.A.},
title= {Life cycle happiness and its sources: Intersections of psychology, economics, and demography},
year = {2006},
doi = {10.1016/j.joep.2006.05.002},
journal = {Journal of Economic Psychology},
volume = {27},
number = {4},
pages = {463--482},
}