As defined by % of total position notional unless otherwise specified

Parameters

Definition

Current Setting

Trading Fee

transaction fee charged to traders

0.30%

LP Fee

of which % goes to LPs

0.25%

Reserve Fee

of which % goes to system Reserve Fund

0.05%

Initial Margin

min initial margin amount requirement to open a trade

10%

Maintanence Margin

min margin amount a trader should maintain in the margin account after opening a position, below which the account could be liquidated

5%

Insurance Fund Preimum

Penalty charged to traders' liquidated account, which will be paid to insurance fund

2.00%

Bankcrupcy Liquidator Reward

Rewards paid out to liquidators using own fund should liquidated account's remaining balance is insufficient

1%

Max Price Slippage

maximum price deviation in a single block for either direction from the fiar price at the start of the current block

10%

Max Initial Daily Basis

maximum deviation of initial futures price to spot index per day to limit the initial price for AMM in a reasonable range

0.03%

Max User Trade Open Interest

maximum open interest ratio of the entire market for a single user(address) to prevent concentration of risk in a single account

5%

Min Amm Open Interest

minimum open interest ratio of the entire market for the AMM to prevent a drain of liquidity

5%

Max Spot Index Change Per Second Ratio

maximum spot index change that can be accepted since the last update in one second

0.05%

T in EMA modeling (as defined by seconds´╝ë

time length for expontional moving average of Mark Price Basis

600

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