The percentage of asset method requires more work because frequent portfolio monitoring is needed to determine when asset classes move outside of their tolerance bands.
Plaintiff lawyers often criticize the lodestar method, saying a simple percentage fee does a better job of aligning their interests with those of the plaintiffs.
Investment crowdfunding is the opposite method, allowing companies to sell a percentage of ownership in their company to accredited investors (future regulations established by the Securities and Exchange Commission will allow non-accredited individuals to invest in private ventures in the near future).
Budget experts suggest doing a breakdown of where you spend every dime, but the simplest budget method by far is to remove a significant percentage of your pay in advance (double digits, at least) and deposit it into an account you cannot easily access.
The SEC noted that Illinois used accounting that funds a larger percentage of an employee's pension costs near the end of his career, a method that increases the risks that the system could go bust.