
286 ◾ Sports Finance and Management
e coecient of variation is the standard deviation of team values divided by the
average value. is gives a measure of the relative variability of team values. e
NFL consistently has the lowest coecient of variation, meaning that the team val-
ues do not dier much from each other. is makes sense because they share a great
deal of their revenue. MLB has the highest coecient of variation. Presumably this
is because they share relatively little revenue and also MLB does not have any kind
of salary cap that would tend to equalize revenue. Also interesting, while a sluggish
economy has certainly made averag ...