Research News
2025 Migration Report highlights ongoing surge in International Transfers
FIBA/CIES 2025 report shows global basketball transfers surging to 13,555, setting new records in men’s and women’s moves.
Best development leagues for young domestic players
The 522nd CIES Football Observatory Weekly Post ranks 50 top divisions worldwide according to the percentage of minutes played.
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Projected merit-based salary: Mbappé!
The 521st CIES Football Observatory Weekly Post presents the 100 players in the world who should earn the highest salaries.
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Top valued teenagers: Yamal & co
The 520th CIES Football Observatory Weekly Post presents the players who have not yet celebrated their 20th birthday with the highest transfer value.
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International training product: France at the top
CIES Football Observatory presents the 50 nations whose clubs have generated the most revenue over the last ten years from the international transfer…
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Best football academies: Benfica at the top
As every year, the CIES Football Observatory has identified the clubs having trained* the players currently active in 49 leagues around the world.
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Best players of the last semester: eight areas
Thanks to the collaboration with Impect, the CIES Football Observatory has developed performance indices on a 100 basis in eight areas of play.
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Player asset evolution: Chelsea ahead of PSG
The 516th CIES Football Observatory Weekly Post highlights the clubs whose estimated transfer value of players owned has changed the most.
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CIES “Ballon d’Or”: Lamine Yamal !
With the real Ballon d’Or to be awarded today by France Football, the CIES Football Observatory has had fun ranking the 100 best players in the world.…
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Costliest squads: Chelsea at the top
Issue number 513 of the CIES Football Observatory’s Weekly Post presents the 100 clubs worldwide having committed the most money in transfer fees.
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