Studies in psychology have long argued the possibility that sibling structure, such as birth order and the gender of siblings, shapes one's feminine and masculine personality traits, such as a preference for competition. In light of recent developments in the economics literature on the gender...

Studies in psychology have long argued the possibility that sibling structure, such as birth order and the gender of siblings, shapes onefs feminine and masculine personality traits, such as a preference for competition. In light of recent developments in the economics literature on the gender...

Studies in psychology have long argued the possibility that sibling structure, such as birth order and the gender of siblings, shapes one’s feminine and masculine personality traits, such as a preference for competition. In light of recent developments in the economics literature on the gender...