Comparing talent across time is difficult as productivity changes. To compare talent across time we utilize Major League baseball data from 1871-2010 and time series techniques to determine if the mean and standard deviation of five performance measures are stationary and if structural breaks...

NASCAR’s reward structure for rank order tournaments has been considered the exception to the rule in tournament theory due to the linear payout structure. We suggest that the rewards for drivers are nonlinear when you take into consideration the value of sponsorship time on camera and sponsor...