Lu, X., J. Matthews, M. Wang, and H. Zhuang. “Team Payroll, Pitcher and Hitter Payrolls and Team Performance: Evidence from the U.S. Major League Baseball”. Economics and Business Letters, vol. 7, no. 2, July 2018, pp. 62-69, doi:10.17811/ebl.7.2.2018.62-69.