Jurgen Klopp and Pep Guardiola. (Photo by Martin Rickett / POOL / AFP).
They say you have to speculate to accumulate, but things don't always work out that smoothly.
According to the European Football Index, however, Leeds United are doing pretty well.
After spending over £80 million on players, Marcelo Bielsa has increased the value of his Whites squad significantly during his time in charge.
Starting Squad Value: £312,381,603 Current Squad Value: £978,930,000 Players Signed: £479,570,000 Players Sold: £365,400,000 Effective Profit: £552,378,397 (Photo by Laurence Griffiths/Getty Images)
Click and scroll through to see the full set of figures, and how he compares to his Premier League rivals:
Starting Squad Value: £21,937,743 Current Squad Value: £139,340,000 Players Signed: £116,740,000 Players Sold: £88,300,000 Effective Profit: £88,962,257 (Photo by Michael Regan/Getty Images) Starting Squad Value: £80,467,765 Current Squad Value: £322,020,000 Players Signed: £284,720,000 Players Sold: £120,530,000 Effective Profit: £77,362,235 (Photo by Stu Forster/Getty Images) Starting Squad Value: £104,940,000 Current Squad Value: £189,050,000 Players Signed: £33,530,000 Players Sold: £25,650,000 Effective Profit: £76,230,000 (Photo by John Walton - Pool/Getty Images) Starting Squad Value: £7,657,018 Current Squad Value: £143,600,000 Players Signed: £120,780,000 Players Sold: £15,925,000 Effective Profit: £31,087,982 (Photo by Catherine Ivill/Getty Images) Starting Squad Value: £180,482,623 Current Squad Value: £182,270,000 Players Signed: £45,090,000 Players Sold: £68,155,000 Effective Profit: £24,852,377 (Photo by Michael Regan/Getty Images) Starting Squad Value: £85,755,000 Current Squad Value: £147,290,000 Players Signed: £80,170,000 Players Sold: £33,930,000 Effective Profit: £15,295,000 (Photo by Naomi Baker/Getty Images) Starting Squad Value: £384,210,000 Current Squad Value: £410,040,000 Players Signed: £149,670,000 Players Sold: £125,250,000 Effective Profit: £1,410,000 (Photo by Laurence Griffiths/Getty Images) Starting Squad Value: £81,833,000 Current Squad Value: £78,530,000 Players Signed: £29,980,000 Players Sold: £31,380,000 Effective Profit: -£1,903,000 (Photo by Catherine Ivill/Getty Images) Starting Squad Value: £760,545,000 Current Squad Value: £749,320,000 Players Signed: £222,480,000 Players Sold: £191,310,000 Effective Profit: -£42,395,000 (Photo by Lee Smith - Pool/Getty Images) Starting Squad Value: £219,690,000 Current Squad Value: £195,570,000 Players Signed: £69,030,000 Players Sold: £48,240,000 Effective Profit: -£44,910,000 (Photo by Andrew Boyers / POOL / AFP) Starting Squad Value: £428,130,000 Current Squad Value: £424,670,000 Players Signed: £67,400,000 Players Sold: £3,980,000 Effective Profit: -£66,880,000 (Photo by John Sibley - Pool/Getty Images) Starting Squad Value: £627,500,000 Current Squad Value: £731,880,000 Players Signed: £260,350,000 Players Sold: £86,560,000 Effective Profit: -£69,410,000 (Photo by Clive Brunskill/Getty Images) Starting Squad Value: £125,130,235 Current Squad Value: £242,910,000 Players Signed: £217,310,000 Players Sold: £6,090,000 Effective Profit: -£93,440,235 (Photo by Clive Mason/Getty Images) Starting Squad Value: £204,525,000 Current Squad Value: £173,210,000 Players Signed: £88,600,000 Players Sold: £25,290,000 Effective Profit: -£94,625,000 (Photo by Rui Vieira / various sources / AFP) Starting Squad Value: £280,193,000 Current Squad Value: £239,990,000 Players Signed: £100,490,000 Players Sold: £32,328,000 Effective Profit: -£108,365,000 (Photo by Adam Davy - Pool/Getty Images) Starting Squad Value: £336,375,000 Current Squad Value: £255,920,000 Players Signed: £51,390,000 Players Sold: £20,520,000 Effective Profit: -£111,325,000 (Photo by Julian Finney/Getty Images) Starting Squad Value: £633,366,040 Current Squad Value: £562,460,000 Players Signed: £84,600,000 Players Sold: £16,790,000 Effective Profit: -£138,716,040 (Photo by Molly Darlington - Pool/Getty Images) Starting Squad Value: £593,279,370 Current Squad Value: £944,460,000 Players Signed: £832,420,000 Players Sold: £283,470,000 Effective Profit: -£197,769,370 (Photo by Milos Bicanski/Getty Images) Starting Squad Value: £807,750,000 Current Squad Value: £680,450,000 Players Signed: £130,500,000 Players Sold: £28,970,000 Effective Profit: -£228,970,000 (Photo Neil Hall - by Pool/Getty Images)