The 523rd CIES Football Observatory Weekly Post presents the world’s smartest clubs on the transfer market since January 2021 in terms of the financial balance sheets of players recruited as professionals and already permanently transferred to other teams.

The 522nd CIES Football Observatory Weekly Post ranks 50 top divisions worldwide according to the percentage of minutes played by U21 footballers eligible for the national team of the league’s country over the 2025 calendar year.

The 521st CIES Football Observatory Weekly Post presents the 100 players in the world who should earn the highest salaries according to a statistical model* taking into account sporting variables over the last year (playing time, sporting level of matches and rate of games in the starting 11), as well as the position.

The 520th CIES Football Observatory Weekly Post presents the players who have not yet celebrated their 20th birthday with the highest transfer value according to our statistical model. In four cases, the estimate exceeds €100 million (with add-ons and for 100% of rights) : Lamine Yamal (€350 million), Estêvão Willian (€118 million), Pau Cubarsí (€113 million) and Franco Mastantuono (€102 million).

Issue number 519 of the CIES Football Observatory Weekly Post presents the 50 countries in the world whose clubs have generated the most revenue over the last ten years from the international transfer of players trained in their country (including add-ons and sell-ons). France is clearly in the lead with €3.98 billion, an average of almost €400 million per year.

As every year, the CIES Football Observatory has identified the clubs having trained the players currently active in 49 leagues around the world to establish a ranking of the clubs with the best academies. The 518th Weekly Post presents the top 100 according to a training index taking into account the number of players trained, the level of the clubs they played for last year and the official game minutes played over the same period.