“Futarchy’s fundamental flaw” by dynomight

Say you’re Robyn Denholm, chair of Tesla's board. And say you’re thinking about firing Elon Musk. One way to make up your mind would be to have people bet on Tesla's stock price six months from now in a market where all bets get cancelled unless Musk is fired. Also, run a second market where bets are cancelled unless Musk stays CEO. If people bet on higher stock prices in Musk-fired world, maybe you should fire him.

That's basically Futarchy: Use conditional prediction markets to make decisions.

People often argue about fancy aspects of Futarchy. Are stock prices all you care about? Could Musk use his wealth to bias the market? What if Denholm makes different bets in the two markets, and then fires Musk (or not) to make sure she wins? Are human values and beliefs somehow inseparable?

My objection is more basic: It doesn’t work. You can’t [...]

---

Outline:

(01:55) Conditional prediction markets are a thing

(03:23) A non-causal kind of thing

(06:11) This is not hypothetical

(08:45) Putting markets in charge doesn't work

(11:40) No, order is not preserved

(12:24) No, it's not easily fixable

(13:43) It's not that bad

---

First published:
June 13th, 2025

Source:
https://www.lesswrong.com/posts/vqzarZEczxiFdLE39/futarchy-s-fundamental-flaw

---



Narrated by TYPE III AUDIO.

---

Images from the article: