dows Paris Saint-Germain, Manchester City, Manchester United, AC Milan, Barcelona and Chelsea all have huge negative 'balance' figures in excess of -€100m in the last two transfer windows (Summer 2017 & January 2018), according to research from the CIES Football Observatory. The likes of Borussia Dortmund, Real Madrid and Liverpool, on the other hand, have all made transfer profits after bringing in more money through player sales than they have spent. Taking into account the world record...
Source: 90min.com