Forbes

According to Forbes the American boxing icon earned $915m during the decade

Top 100 highest-paid athletes earn a combined £3.14bn in the past 12 months

The highest-paid woman in British corporate history pockets a cool £220m a year – excluding dividends

Theresa May comes in second, ahead of Beyonce and Queen Elizabeth II

Family of Tanzanian tycoon Mohammed Dewji have offered one billion shilling reward for information

Forbes reveals that the New York Knicks are again the highest valued NBA team

Superhero box office means highest-paid actors continue to outearn female colleagues

Jennifer Lawrence tops Forbes list for second year in a row, earning $46m in 2015

Annual rich list is based on 'flawed' methods, claims Prince Alwaleed bin Talal (at number 26)

Golfer passed the billion dollar mark after winning the FedEx Cup this year