Analysis of the structure of world sports competition from the perspective of the medal list of Beijing Olympic Games
The medal list of Olympic Games generally reflects the overall strength of participating countries,as well as the rough competition structure and development trend of world sport in an intuitive and clear way.By analyzing statistics in the medal list of the 29th Olympic Games,the authors revealed the following findings:1) no major changes have occurred to the overall competition structure of world sport;2) Europe is still the center of world competitive sport;3) world sport maintains such a trend of polarization as "the strong becomes stronger,the weak stays weak,and the difference between the strong and the weak is significant";4) world sport is in a transmutation period of polarization escalation and order reconstruction.