Research News
Best U22 outfield players compared to teammates
The outfield players not yet having turned 22 who most outperformed their teammates during the current or last completed season in 65 world leagues.
Top training clubs for big-5 league players
CIES Football Observatory presents the clubs having trained* the highest number of footballers who played in the big-5 during the current season.
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Transfer values: global top 100
Lamine Yamal continues to be the most expensive player in the world according to the CIES Football Observatory’s statistical model.
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Best non-big-5 league players born in 2006 or later
100 players worldwide born in 2006 or later who are not yet playing for a big-5 league club having performed best this year.
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Most physically robust outfield players
CIES ranks most physically robust outfield players: Júnior Alonso leads; Vanaken, Otamendi follow. Colombia leads overall stats.
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Rising values: highest expected increases
Discover the 169 players whose transfer value is projected to rise most over the next six months.
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Vertical play masters: best U23s
Jorne Spileers tops U23 progressive passers worldwide, followed by Huijsen and António Silva, with young standouts like Volden and Zaïre-Emery.
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Player trading champions: Eintracht at the top
The world’s smartest clubs on the transfer market since January 2021 in terms of the financial balance sheets of players recruited as professionals.
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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.
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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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