The winner of the Americas Cup determines the rules for the next one. In this year's Ellison wanted catamarans. Here is some more info on the some of the rules

The winner of the Americas Cup determines the rules for the next one. In this year's Ellison wanted catamarans. Here is some more info on the some of the rules http://www.cupinfo.com/en/ac34-americas-cup-2013-ac72-class-rule-01.php http://www.cupinfo.com/en/ac34-americas-cup-2013-ac72-class-...