The aim of this article is to investigate the explanatory variables of the number of Facebook fans and Twitter followers for professional sports clubs based on the financial value literature. Such explanatory variables are related to local market conditions and on-field and off-field...

1. A roadmap to economic violations of sport rules and the law -- 2. Sport manipulations: breaching the sport rules to gain advantage -- 3. Economic dysfunctions of sport: violating managerial rules and the law -- 4. Economic distortions: infringing human rights in sport -- 5. Conclusion