The capitalists invest their profits in new ventures. Good capitalists choose often what is needed, bad capitalists constantly lose money and stop being capitalists.
You want to reward good decisions. So those with profitable investments should get all returns so that they can make more good investments.
So don’t set a limit but tax their income proportionally.
Then the capitalist should only be entitled to recuperate their initial investment + whatever personal effort they put in.
How can it be the capitalist captures profit many years after those first two occurred?
How would you manage risk?
The capitalists invest their profits in new ventures. Good capitalists choose often what is needed, bad capitalists constantly lose money and stop being capitalists.
You want to reward good decisions. So those with profitable investments should get all returns so that they can make more good investments.
So don’t set a limit but tax their income proportionally.