Yes, there is. http://www.telegraph.co.uk/news/science/science-news/5768075/Wealthy-mums-have-more-sons.html http://www.telegraph.co.uk/news/science/science-new

Yes, there is. http://www.telegraph.co.uk/news/science/science-news/5768075/Wealthy-mums-have-more-sons.html http://www.telegraph.co.uk/news/science/science-news/5768075...