I've always had a crazy idea that a wealth based income tax would be the way to go. ie. the more wealth you have, the harder it is to get more. This sounds lik

I've always had a crazy idea that a wealth based income tax would be the way to go. ie. the more wealth you have, the harder it is to get more. This sounds like the capitalist's nightmare; but it encourages spending, and encourages innovation. The problem with wealth based tax is how to accurately assess an individual's wealth. If someone has a resource for how that would work, I'd be interested.