There are three fees that users need to pay to borrow GCD tokens:
Stability fee: paid when a user deposits collateral to borrow GCD tokens. The price is stable and does not fluctuate during the borrowing period once set.
Liquidation fee: calculated as the percentage of the loan which the borrower has to pay if liquidation is triggered. If this happens, the liquidation fee is deducted from the collateral that the user used to open the position.
Pool fee: a stable 3% fee that is deducted from the conversion of assets and USD values in the oracle contract