[ARFC] Onboard fdUSD to Aave v3 on BSC

Overview

Chaos Labs provides risk parameter recommendations for the addition of FDUSD to the BNB deployment. Following are our analysis and risk parameter recommendations for the initial listing.

Chaos Labs does not account for counterparty risk in our assessment and the recommendations below are based purely on market and liquidity conditions

Liquidity

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Peg Stability

Since its launch, FDUSD has demonstrated relative resilience in maintaining its peg to the US Dollar. While the peg may not always be steadfast, it consistently maintains its value and trends to its intended target, showcasing its ability to navigate fluctuations and sustain its value relative to the USD.

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Liquidity and Market Cap

When analyzing market cap and trading volumes of assets for listing, we look at data from the past 180 days. For FDUSD, since its launch in late July, the average market cap over the past 180 days was ~$847M, and the average daily trading volume was ~$1.3B (CeFi & DeFi).

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Liquidation Threshold

Considering the relatively short track record of FDUSD, we suggest starting with a more conservative LT parameter compared to USDT and USDC, setting it at 75%.

Supply Cap and Borrow Cap

Applying Chaos Labs’ approach to setting initial supply caps for new assets, we propose setting the supply cap at 2X the on-chain liquidity available under the Liquidation Incentive (configured to 5%) price impact.

Given the current liquidity, and in addition to the bootstrap liquidity discussed in the proposal above, we recommend an initial supply cap of 8,000,000 FDUSD.

IR Curves

We recommend setting the IR curve in line with those of USDT

Recommendation:

Risk Parameter FDUSD
Isolation Mode NO
Enable Borrow YES
Borrowable in Isolation YES
Enable Collateral YES
Emode Category NO
Loan To Value 70%
Liquidation Threshold 75%
Liquidation Bonus 5.00%
Reserve Factor 20.00%
Liquidation Protocol Fee 10.00%
Borrow Cap 7,500,000
Supply Cap 8,000,000
Debt Ceiling N/A
Stable Borrowing NO
uOptimal 90%
Base 0%
Slope1 6%
Slope2 75%
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