@article{Diener1993,
author = {Diener, E. and Sandvik, E. and Seidlitz, L. and Diener, M.},
title= {The relationship between income and subjective well-being: Relative or absolute?},
year = {1993},
doi = {10.1007/BF01079018},
volume = {28},
pages = {195‒223},
}