DEX Perp Asset Pricing Models
The pricing structure reflects the supply and demand of assets/tokens and has many different mechanisms:
Oracle Model: Get prices from major exchanges (eg GMX uses Chainlink's oracle).
Advantages: Low cost.Disadvantages: Depends on external data, has the risk of price manipulation.
vAMM (Virtual AMM): Based on long/short behavior, not based on real pools.
Advantages: Allows high leverage.Disadvantages: Susceptible to slippage, complicated in calculation.
Off-chain Orderbook + On-chain Settlement: Matching orders off-chain, settling on-chain (eg dYdX).
Advantages: Improves speed, reduces asset management and MEV risks.Disadvantages: Not completely on-chain, may encounter server problems.
On-chain Orderbook: Matching orders and settling on-chain.
Pros: Decentralized, highly secure. Cons: Performance and liquidity can be low if not optimized.
Viewpoint
DEX Perp has the potential to increase market share compared to CEX due to its decentralization and reduced KYC regulations.