While the NCAA Men’s Basketball Tournament cuts into our country’s GNP on the employee-productivity side of the coin, Front Office Sports pointed out the games also add to it. “Television rights held by CBS and TBS bring in $771 million annually on a 14-year deal signed in 2010,” the publication wrote. “That accounted for the bulk of the $1.1 billion the NCAA made last year on the tournament, with sources like ticket sales and corporate sponsorships added in.”