Tennis Pro Grinds Out a Living on the Tour
Roger Federer, arguably the greatest men’s tennis player of all time, has earned about $3 million in 2011, not including endorsements. His rival, Rafael Nadal, has made in excess of $6 million, and top-ranked Novak Djokovic, who recently completed a historic season that included three major titles, has pocketed nearly $11 million. If you are…

