Wealth Taxes Are Proven Failures. Will California Take Note?
Taxes
Veronique de Rugy | 2.5.2026 3:15 PM
When government grows to dominate ever-larger shares of the economy, and when politicians refuse to be responsible about what they spend, there's a predictable next move: Insist that the problem is "the rich" not paying enough. Never mind that high earners already shoulder a disproportionate share of the tax burden. Never mind that relying on a small and mobile group of people for the bulk of your revenue makes public finances more volatile, not more stable.
No, once spending is treated as untouchable and restraint as politically impossible, it's only a matter of time before politics demands more, more, more. More taxes and more distortion. This helps explain why wild new forms of wealth taxes are popping up.
California voters are heading toward a November ballot fight over a so-called one-time 5 percent tax on billionaires' net worth, tied to residency on a date that's already passed. Illinois lawmakers recently flirted with a tax on unrealized gains—think of stocks yet to be sold at fluctuating prices that only exist on paper—before retreating. And New York City Mayor Zohran Mamdani wants a wealth tax to help close the city's roughly $12 billion budget gap. Prominent progressive Democrats have explicitly endorsed national wealth taxes (e.g., proposals from........
