None of them existed and the clubs were able to spend whatever they wished sourced from wherever
One example Everton, known as the bank of england club, as the Moores family funded them from the pools money (aka dirty gambling money) They did likewise with LFC who, were funded from mid second division obscurity, in fact virtually every successful club in history have had some measure of owner investment Blackburn, Leicester City Arsenal Chelsea the list is endless All was good until the cartel were upset by Mansour's takeover as their billionaire owners were made to look like paupers, and their guaranteed UCL money wasn't guaranteed any longer