At the same time, the rules in professional leagues and in major competitions are stricter – consider the fourth official or goal-line technology. The rules and the refereeing of football thus follow the principle of proportionality. And in the banking sector the proportionality of regulation and supervision may be even more relevant than in football.
First and foremost, the rules of football should allow fair and orderly play; in the banking sector, it is also and above all about stability – the stability of the banking system and ultimately of the whole economy.