%0 Journal Article %T Pushing incomes to reference points: Why do male doctors earn more? %A Rizzo, John A. %A Zeckhauser, Richard %D 2007 %R 10.1016/j.jebo.2005.06.007 %P 514-536 %J Journal of Economic Behavior and Organization %V 63 %I 3 %2 ISSN: 0167-2681