효율성 기반 한국 프로축구 구단의 경기력 평가 : K리그 2021년 시즌을 중심으로

Abstract

Purpose Professional sports clubs pursue profit through various economic activities, and for this purpose, they try to have a high level of athletic performance. This study evaluates that the athletic performance based on efficiency targeting 22 Korean professional football clubs(K-League 1, K-League 2) in the 2021 season of K-League. Methods A DEA(Data Envelopment Analysis) model was used to evaluate the athletic performance based on efficiency. For input variables, budget and number of players were selected. As for output variables, victory points, difference in gains and losses, and ball possession were selected. Data was collected from the Korea Professional Football Federation, K-League data center, and sports data-related websites. Results As a result of evaluating the athletic performance of each league based on efficiency, FC-11(Suwon FC) in K League 1 and FC-19(Gimcheon Sangmu FC) in K League 2 were selected as the best teams. In addition, as a result of evaluating the athletic performance between all clubs, FC-19(Gimcheon Sangmu FC) as the best team and FC-1(Daegu FC) as the club with the lowest athletic performance were evaluated. Conclusion Through this method, it will be possible to induce competition between professional football clubs and maximize their athletic performance. In addition, the club will be able to pursue profit through various economic activities along with public interest by maximizing their athletic performance.