Despite streaming services eating away at the profits of pay-per-view movies and TV shows, TV providers could see their biggest PPV revenues in history on Saturday as two of boxing’s biggest names fight in front of a worldwide audience. Floyd Mayweather and Manny Pacquiao are set to face each other at the MGM Grand Hotel & Casino in Las Vegas, in a fight that promoter and Top Rank Inc. CEO Bob Arum, who represents Pacquiao, told ESPN could raise $300 million US between ticket sales, pay-per-view sales and sponsorships. Ray Rutter, president of Canadastar Boxing Inc., said...