Flutterby™! : Super Bowl's economic impact

Sports on Earth.com: Is the Super Bowl really a boost to host cities?

On the other, you have the nation's sports economists, who say the actual number is a fair bit lower. Like, maybe, zero. "There still remains no ex post evidence of an economic impact," says University of South Florida professor Philip Porter, almost audibly sighing over email since, as someone who's been studying this topic for more than a decade, he gets the same question every year at this time. "Super Bowl attendees simply don't buy much that the local economy sells."