A paper by the National Bureau of Economic Research in Cambridge, Mass., found that left-handed college-educated men made 15 percent more than their right-handed counterparts did. Among females, however, there was no difference.
The study (click here for abstract) had intended to prove that a person's handedness is related to their earnings. The initial theory was that left-handers might have more difficulty in lines of work that require operating machinery, which is often built with right-handed people in mind. It also surmised that left-handed men--who some studies have shown dominate the fields of architecture, math, art and music--choose to … Read more