import BigNumber from 'bignumber.js';
import { Bank } from './struct';
export declare function getBorrowRateWithoutUpkeepRate(bank: Bank): BigNumber;
export declare function zeroI80F48(): BigNumber;
/**
 *
 * @returns total borrow rate, 0 is 0% where 1 is 100% (including loan upkeep rate)
 */
export declare function getBorrowRate(bank: Bank): number;
export declare function getDepositRate(bank: Bank): number;