Keeping up with the Joneses: a field study of the relationships among upward, lateral, and downward comparisons and pay level satisfaction
Journal of Applied Psychology (2008) - Comment
pubmed: 18457494  doi: 10.1037/0021-9010.93.3.665  issn: 1939-1854  issn: 0021-9010 

Michael M. Harris, Frederik Anseel, Filip Lievens