How accurate are sportsbook probabilities? Explore academic research on forecast accuracy, calibration, market size, bookmaker differences, and why statistical accuracy is not the same as betting profitability.
Why do sportsbooks offer different odds on the same event? Explore how pricing models, betting activity, risk exposure, timing, and bookmaker margins create differences across betting markets.
Learn what causes point spreads to move, including injuries, player availability, weather, betting activity, statistical models, and changes across sportsbooks. Understand how new information and market conditions shape the numbers before a game.