(1.Institute of Physical Education,Yangzhou University,Yangzhou 225002,China;2.Department of Physical Education,Nanjin University,Nanjin 210008,China) Abstract: From the aspect of economics, by probing into the economic cause of “ black whistle”, the writer reveals that power is the necessary condition for “black whistle” to produce and that the existance of the demanding market provides the soil for “ black whistle” to breed and spread. The cost, profit, the possibility of being prosecuted and the level of being punished etc. are the determined factors for the referee as a rational person to decide whether to do the deed or not. Key words: “black whistle”; football; referee; economic rationality |