The Super Bowl is worth billions each year — Here's who makes what
NFL Regular Season Sees Increases in TV Ad Spend, Ad Airings and Impressions
and the NFL: What Does the E-Commerce Giant's Move into Sports Streaming Mean for Advertisers? - Digital Remedy
An Analysis Of College Football Return On Investment
TV Ad Spend On NFL Telecasts Enjoys Year-To-Year Surge
Super Bowl Advertising and Marketing Strategies
The future of the NFL is streaming. So is its advertising
Chart: The Top Ad Spending Verticals in the U.S.
Athletes First reps lead agency list with $2 billion in NFL contracts