The persuit of the offenders; Legal fees, court personnel, police, it was estimated that it an it was astronomically expensive to prosecute one politician in an English court because of the debate over legal aid alone.
Far better to list what is absolutely the bare minimum required to be done in the country, cost it out accurately, fine the total amount and EVERBODY contribute the same portion of their TIME or the values of that time into the treasury. i.e. Pop 'star' on £70,000 an hour contributes say 10 hours an office cleaner on £7 per hour either gives 10 hours of their time or £70 [or a similar calculation at a suitable rate] in this way everybody contribute something into the system time or money.