A flat rate, also known as a fixed rate, is a price that remains constant irrespective of the quantity purchased or other considerations. It is commonly used in various fields including advertising and direct marketing.
An Interest Rate Swap (IRS) is a contractual agreement between two counterparties to exchange periodic payments based on a notional principal amount, typically involving the exchange of a fixed-rate payment stream for a floating-rate payment stream.
Series I Bonds are accrual-type securities designed for investors seeking to protect the purchasing power of their investment and earn a guaranteed real rate of return. They are characterized by inflation-indexed earnings that adjust over time.
