The last hour of betting for the wagering market in the National Football League (NFL) was examined. In a sample of offshore sportsbooks, nearly a quarter of all bets on NFL games occured in the last hour before kickoff. Bets were shown not to be balanced between each side of the betting...

This article analyzes betting strategies based on line movements in Major League Baseball and tests for possible evidence of informed bettors. Overall line movements from open to close, first movements, and last movements are studied for the 2003 season for a Las Vegas sportsbook and for the...

The predictions of the traditional balanced-book sportsbook model and the alternative Levitt model of sportsbook behavior are tested using actual betting percentages on the favorite/underdog and over/under for NCAA Football. Sportsbooks are found to not balance betting dollars, which is in...

Levitt (2004) suggested that sportsbooks do not set prices in the NFL to clear markets, as was commonly assumed, but set prices to maximize profits. This paper uses actual betting data from four sportsbooks to test the Levitt (2004) hypothesis in the NBA. For a sample of the 2004-05 to 2006-07...