Modifying and consolidating previous research methods to generate more reliable estimates, some fairly weak evidence is found of inefficiency in the NFL betting market resulting from a bias favouring home underdog (against away favourite) teams. In contrast to previous research, no evidence is...

The movement between the opening and closing of betting lines on sports events has been shown to contain valuable information. The purpose of this study is to search for the source of this valuable information. Changes in college football betting lines are examined with respect to information...

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...