This study estimates a demand curve for physically aggressive play in the English Premier Football League (EPL), the highest level of professional association football (soccer) in England. Employing a league-point-maximization framework in which a team chooses its level of aggressive play as an input, optimum aggressive play is assumed to respond to its price, where price is the reduction in the probability of a win or a tie resulting from aggressive play. The results indicate that aggressive play by EPL teams, as measured by total disciplinary points, is responsive to opportunity cost for...Read more