Wen-Jhan, Jane. “Pecuniary Incentive in Tournaments and Effects of Players’ Heterogeneity on Efforts in the Association of Tennis Professionals”. Panoeconomicus 67, no. 1 (July 3, 2018): 69–92. Accessed January 18, 2025. https://mail.panoeconomicus.org/index.php/jorunal/article/view/556.