Refinery29 -
27 Apr 2014 23:15

Photo: Courtesy of HBO. Some of the greatest sibling rivalries on television take their cues from real-life scenarios. Don't some of the family dynamics of Downton Abbey and The Simpsons feel a bit familiar? As it turns out, a new study suggests the first-born girl of a family is the most likely to be successful. Researchers at the Institute for Social and Economic Research at the University of Essex examined the lives of 1,503 sibling groups (3,532 individuals). The team found the first-born gi...
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