The 430th edition of the CIES Football Observatory Weekly Post presents the top 100 teams in the world having invested the most on transfer fees (including add-ons regardless of effective payment) to recruit players currently in their squad. Four teams head the list with investments of at least one billion euros: three English clubs (Manchester United, Chelsea and Manchester City) and one French (Paris St-Germain).

CIES Football Observatory Weekly Post number 429 presents the net transfer spending of the 100 most active clubs in terms of the financial volume of transactions concluded over the last decade. During this period, Manchester United has the most negative balance (-€1.396 billion), while the Portuguese side SL Benfica has the best (+€764 million).

Issue number 428 of the CIES Football Observatory Weekly Post presents the 100 players born in 2002 or later who are not yet playing for a big-5 league club, but whose level of experience accumulated over the past year puts them in the best position to successfully take their careers to the next level.

Issue 427 of the CIES Football Observatory Weekly Post ranks the teams in 69 leagues around the world according to the average experience level of players in the squad. Experience is calculated by weighting minutes played in official club or national team matches over the last year by the sporting level of the games, with a maximum possible value of 100.

The last CIES Football Observatory Weekly Post before the summer break presents the top 100 clubs in the world with the most followers on four social networks: Twitter, Instagram, Facebook and TikTok. With 362 million followers, Real Madrid is ahead its big rival Barcelona (342 million). Manchester United is the only other club with more than 200 million followers, while Paris St-Germain ranks fourth (187 million).

Issue number 425 of the Weekly Post presents the top 100 estimated transfer values using the statistical model exclusively developed by the CIES Football Observatory. Manchester City and Premier League top scorer Erling Haaland heads the list with a value of almost €250 million (eventual buy-out clause not considered). Two other footballers under 23 years of age, Vinícius Júnior and Bukayo Saka, who just extended his Arsenal’s contract, complete the podium.

Issue number 424 of the CIES Football Observatory Weekly Post defines the attacking styles of teams from 23 leagues worldwide on the basis of the data on players’ high intensity runs exclusively produced by SkillCorner (>20km/h for at least 0.7 seconds). For each league, clubs are ranked from those whose players perform more in-possession high intensity runs than expected with respect to the minutes of possession to those who perform less.

Issue number 423 of the CIES Football Observatory Weekly Post ranks 60 top division leagues around the world according to the percentage of coaches in place at the start of the 2022/23 season who are no more in charge today. Of the 850 teams analysed, 484 changed coaches during the season, corresponding to a percentage of 56.9%.

The 422nd edition of the CIES Football Observatory Weekly Post presents the ranking of the 100 associations with the highest number of expatriate players in 135 leagues worldwide. With a record number of 1,289 expatriates, Brazil tops the list ahead of France (1,033) and Argentina (905). Nigeria, Japan and the United States heads the rankings for the other main confederations.

The 421st Weekly Post presents the player with the highest transfer value according to the CIES Football Observatory statistical model for 1,229 clubs in 74 leagues around the world. For each player, we also present the proportion that his value represents with respect to the total value of all footballers under contract with its owner club.

The 420th edition of the CIES Football Observatory Weekly Post uses Wyscout data on dribbling in domestic league matches over the last 365 days to compile a world ranking of the best dribblers according to an index combining the frequency and percentage of successful dribbles, as well as the sporting level of teammates and opponents.

Issue 419 of the CIES Football Observatory Weekly Post lists the 200 U20 players in 75 leagues around the world (20 in each of the ten positions considered) who have accumulated the most official game experience during last year. The highest score overall was recorded for Barcelona’s prodigy Gavi, whose relative experience capital is 4.37 times higher than the average measured for players of the same age and position.