I examine outcome predictability in the National Football League totals betting market using data from the 1984 through 2004 seasons. Results suggest that while weather is an important determinant of scoring, the market does not accurately incorporate the effects of adverse conditions into...

This study examines the pre-game and within-game price movements of contracts listed on Tradesports to determine whether relevant information is quickly and accurately embedded into asset prices. Each contract represents a totals (over/under) bet on an NFL game. In traditional casino-style...

We examine 330,857 trades of prediction market contracts, the values of which are based on against-the-spread outcomes of NFL games, and find the presence of a significant reverse favourite-longshot bias. Surprisingly, the timing of this bias is identical to that observed in traditional...

Corporate managers often invest in activities that are deemed to be socially responsible. In some instances, these investments enhance shareholder value. However, in other cases, altruistic managers or managers who privately benefit from the positive attention arising from these activities may...

In this paper we examine the price movements of contracts that represent bets on NBA games and find that the disposition effect causes significant deviations between contract prices and values. The contracts under examination are listed on Tradesports, a prediction market which provides an ideal...

We test whether corruption is widespread in NCAA basketball by examining scoring patterns in games involving suspected point shavers. If conspiracy occurs frequently, then we should find that strong favorites score fewer points and/or allow more points than expected. However, findings reveal...