article_snippet: The explanations of the precise formulas used and the value of certain matches in relation to others are both long and complicated, so to read both in full click here.
article_snippet: Sportsmail’s calculator also seems to be broken, so again to see the full numbers, let The Economists’s boffins guide you through.
article_snippet: Be warned, though: the introduction contains a reference to 'The Pythagorean Formula Extended for Soccer',