Well, you'd then be reducing the demand on market conditions reducing jobs, if that's worse than someone working making less than you... You'd also be living in a relative state of luxury using far more land than the average person can reasonably acquire and live on.
The problem is that nothing is fair or perfect, and any system that tried becomes far more unfair and restrictive in practice.
Notice how fairness is only something people try to accomplish if it benefits them. As soon as they themselves have an unfair advantage, they won't give up their benefits to achieve fairness.
The problem is that nothing is fair or perfect, and any system that tried becomes far more unfair and restrictive in practice.