It's rude to base household chores on income.
Joe lives with his roommates who vary drastically in income and wants to divide up chores.
Joe wants to finish the chore schedule.
Joe tries to divides up all the chores as equally as possible.
Joe gives the lion's share of the chores to the poorest roommates while the richest have nearly no chores.
Joe's roommates bicker about which chores specifically are more difficult, but no blame is placed on Joe.
The poorest roommates begin to argue that if they pay the same rent they should have the same chores.