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Nearly Half the World’s Bets?
Why the U.S. Is Changing the Game
By Dr. Roger Best and Dr. Dennis Howard
America is now legally wagering nearly half of the world’s total sports betting market—a surge worth billions of dollars and still climbing. That scale signals not only how fast the industry has grown, but also how central betting has become to the future of sports. And yes—we have the hard numbers, but they’re reserved for readers of Sports Betting: The Fastest Growing Segment of the U.S. Sport Industry by Dr. Dennis Howard and Dr. Roger Best.
The report shows how sports betting has shifted from the margins to the heart of the sports economy:
- Global contrasts: The U.K. leads with a mature, integrated betting market, while much of Asia still bans it—sending billions offshore.
- U.S. boom: Since legalization in 2018, America has leapt ahead, quickly becoming the world leader in legal sports wagering.
- Venues transformed: Stadiums and arenas are now home to full-service sportsbooks, blending betting with food, entertainment, and live games.
- Micro-betting rise: Every pitch, play, and possession becomes its own betting opportunity—driving engagement like never before.
- Media shake-up: ESPN’s entry into sports betting pits it against giants FanDuel and DraftKings in a fight for market share.
- Dark side: Rapid growth has triggered spikes in problem gambling, especially among young men with 24/7 mobile access.
What makes this story remarkable isn’t just growth—it’s velocity. In just five years, betting has outpaced every other segment in the Best-Howard Sports Industry Model. Online and mobile platforms are redefining the fan experience, micro-betting is changing how games are consumed, and leagues are discovering new revenue streams from data deals and in-venue activations. The shift is rewriting the economics of sport in real time.
