This article argues that a concerted agreement among baseball clubs to increase the supply of free agent players violates baseball's collusion clause, and therefore, MLB clubs are at risk of losing another collusion grievance. Part I of this article explains the evolution of baseball's collusion...

Using principal components analysis (PCA) and hierarchal clustering, I classify all professional basketball players in the NBA since the 2000-01 season and observe their classification transitions under a Markov transition matrix framework. Player attributes—including shot type and location...