Research News
2026 Migration Report highlights ongoing expansion of global player movement
The landmark 15th edition of the International Basketball Migration Report highlights growth of international transfers across the sport.
Most training-reliant leagues
50 top divisions worldwide according to the percentage of minutes played during the current season by footballers trained* by their club of…
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CIES ‘Ballon d’Or’: Lamine Yamal again
CIES ranking (Ballon d’Or day): Yamal tops again. Olise, Kane, Messi next. Doué 5th; Dembélé only 27th.
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Training clubs’ world ranking
The 558th CIES Football Observatory presents global ranking of the best training clubs* based on the number of players from their academies.
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Best clubs to add value to their signings
Frankfurt tops CIES value gains (+€527m) since 2022; Real Madrid 2nd (+€526m). Man Utd worst in Europe.
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New educational video: birthplaces of elite footballers
New educational video from CIES on the regions producing the most elite players in Europe’s Big 5.
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Top valued U20 non-big-5 teenagers
100 U20 players worldwide who are not yet owned by clubs in the big-5 with the highest transfer value according to our statistical model.
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Game dictating index: Bayern ahead of Barcelona
The 555th CIES Football Observatory Weekly Post ranks teams in 68 leagues around the world based on their willingness and ability to dictate the game,
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Highest transfer values outside the big-5
Top ten players by league with the highest transfer value across 55 competitions outside Europe’s big-5.
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World’s best U21s outside the big-5: last year performance
The outfield players who have not yet turned 21 and are playing outside Europe’s big-5 having performed best over the past year.
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