Todd Boehly transfer strategy puts Chelsea on risky path - Sports Illustrated
Football transfer spending falls with cut-price deals for Messi and Ronaldo
The transfer window stories we heard but could not report - The Athletic
Saudi Arabia's love for soccer could cause ripple effects
How Premier League transfer spending is viewed in Europe: 'It's madness' - The Athletic
Are we looking at Saudi Pro League spending, stars all wrong? - ESPN
The End of the Transfer Fee - The New York Times
Will Crowdfunding Transfers Play a Role in Soccer's Future?
10 most expensive transfers in soccer history: Is Kylian Mbappe next?
Premier League transfers: the rational thinking behind the big spending
The Growing Importance of Football Analytics
Premier League spending drops to 2015 levels, according to Deloitte