We do not really know how we would collect and enforce a ...

We do not really know how we would collect and enforce a net-worth tax���but we did not really know how we would collect and enforce a broad income tax either until Milton Friedman came up with payroll withholding. In some ways the administrative burdens of a net-worth tax will be a lot easier since it is designed to catch only the upper tail: Greg Leiserson, Will McGrew, and Raksha Kopparam: Net worth taxes: What they are and how they work - Equitable Growth: "The wealthiest 1 percent of households owns about 40 percent of all wealth.... Taxes on wealth are a natural policy instrument to address wealth inequality and could raise substantial revenue, while shoring up structural weaknesses in the current income tax system...

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