Liverpool have spent more than any other team in Europe in summer so far.Merseyside club has broken transfer record for goalkeepers by signing Brazilian star Alisson from Roma for £66 m. Naby Keita, Fabinho and Xherdan Shaqiri are the other 3 newcomers for Reds.But what about selling?LiverpoolEcho suggests 5 players that can bring cash to Jurgen Klopp’s side after spending this much.Nathaniel Clyne-Predicted fee £15 mDivock Origi-Predicted fee £15 mLazar Markovic-Predicted fee £8 mSimon Mignolet-Predicted fee £12 mDanny Ings-Predicted fee £12 m