Time and money are different things. Many people are not paid on a time-basis. Taking 20% of the earnings of a minimum wage laborer working 80 hours a week is m

Time and money are different things. Many people are not paid on a time-basis. Taking 20% of the earnings of a minimum wage laborer working 80 hours a week is much more burdensome than 20% of the wages of a stock broker who makes $1M/year with their bonuses.