Por ello la importancia de conocer su comportamiento en competencia. The model proposed in this article attempts to incorporate greater objectivity into making decisions and thus may be an important step in developing a systematic methodology for evaluating not only goalkeepers but also other player positions.Įl estudio de la eficacia técnico-táctica del portero de fútbol en competencia obedece a una necesidad metodológica en el entrenamiento del portero. Both models are empirically applied to only one group of football players, namely goalkeepers of the first and second Slovak football leagues in the 2020/21 season. The present research uses the data envelopment analysis, specifically the input-oriented Charness, Cooper, Rhodes model and the Andersen-Petersen super-efficiency model. The aim of this research is to develop a new system for evaluating the efficiency of football players and then apply this system to football practice and identify technically efficient players. The performance of individual players, as well as the performance of the whole team, are very important indicators that predetermine the success of the whole club. However, there is a small number of scientific studies dealing with statistical, economic dimensions, and performance evaluation of football players. Every year football clubs spend large sums of money on buying individual players.
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