According to Forbes magazine latest listing, Rihanna has been named world’s richest female musician. The singer’s worth is estimated at $600m (£472m), including revenues made from her fashion and beauty lines in addition to those from her music career. The 31-year-old is followed closely by Madonna ($570 million), Celine Dion ($450 million) and Beyoncé ($400 million). In May 2019, French luxury...