Liverpool haven’t been shy about spending big when they need to of late—but even in the modern era, not every deal has to be worth tens of millions. Astronomical transfer fees are nothing new in the Premier League, but even so the rate of inflation seems to be on the increase. From Naby Keita to Virgil van Dijk, the modern Liverpool team has plenty of expensive additions throughout the squad, yet the scouts and managerial hierarchy can still spot a…