What do a futures exchange operator, toy maker and cruise ship firm have in common? Friday’s Income Investor takes a look at three dividend leaders with high relative strength. Carnival (CCL), CME Group (CME) and Hasbro (HAS) all have RS Ratings of 80 or higher and are setting up in new base patterns. Hasbro is trading less than 4% below a 74.85 buy point in a flat base.