International Centre for Sports Studies, mostly known as CIES from the French Centre International d'Etude du Sport, had CIES Football Observatory that runs research mostly on players' transfer values and team profiles.
The International Centre for Sports Studies, known mostly by the initials CIES from the French Centre International d'Etude du Sport, is an independent, research and education organization, located in Neuchatel, Switzerland, It had a research group CIES Football Observatory, focusing on statistical studies of football-related issues. CIES Football Observatory conducts research mostly on players' transfer values and team profiles. 
