Research News

2026 2025 2024 2023

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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Research
12 noviembre 2025

Table ronde: «Football et littérature» (held in French)

CIES, in collaboration with the Centre Dürrenmatt Neuchâtel (CDN), co-organised a round table titled “Football and Literature” on 8 November 2025 at…


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CIES Research Seminars and webinars
08 noviembre 2025

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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Research
05 noviembre 2025

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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Research
29 octubre 2025

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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Research
22 octubre 2025

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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Research
17 octubre 2025

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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Research
08 octubre 2025

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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Research
22 septiembre 2025

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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Research
17 septiembre 2025
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