Markets
What is a 90:10 market?
A market where one outcome has at least 90% probability. FatTail exclusively hosts these heavily-skewed markets.
This creates a natural two-sided market:
- 90% side: Stable carry (insurance-like yield)
- 10% side: Explosive convexity (10x+ potential returns)
Market types
Crypto price markets
- “Will BTC exceed $200K by Q1 2026?”
- “Will ETH drop below $1,000 by March?”
- Resolved automatically via Price Feed oracle
Macro / geopolitical events
- “Will the Fed cut rates to 0% by 2026?”
- Resolved via Optimistic Oracle (community-driven)
Custom events
- Admin-created markets for early-stage testing
- Resolved by Admin oracle
Market states
| State | Description |
|---|---|
| Active | Trading is open |
| Settling | Market closed, awaiting resolution |
| Settled | Resolution complete, payouts available |