Editing Interest rate (section)

==Related terms==
''Base rate'' usually refers to the annualized [[effective interest rate]] offered on overnight deposits by the central bank or other monetary authority.{{citation needed|date=August 2013}}

The ''[[annual percentage rate]]'' (APR) may refer either to a nominal APR or an effective APR (EAPR). The difference between the two is that the EAPR accounts for fees and compounding, while the nominal APR does not.

The ''annual equivalent rate'' (AER), also called the effective annual rate, is used to help consumers compare products with different compounding frequencies on a common basis, but does not account for fees.

A ''discount rate''<ref>{{Cite web |title=Discount Rate Defined: How It's Used by the Fed and in Cash-Flow Analysis |url=https://www.investopedia.com/terms/d/discountrate.asp |access-date=2023-05-08 |website=Investopedia |language=en}}</ref> is applied to calculate [[present value]].

For an interest-bearing security, ''[[Nominal yield|coupon rate]]'' is the ratio of the annual coupon amount (the coupon paid per year) per unit of par value, whereas ''[[current yield]]'' is the ratio of the annual coupon divided by its current market price. ''[[Yield to maturity]]'' is a bond's expected [[internal rate of return]], assuming it will be held to maturity, that is, the discount rate which equates all remaining cash flows to the investor (all remaining coupons and repayment of the par value at maturity) with the current market price.

Based on the banking business, there are deposit interest rate and loan interest rate.

Based on the relationship between supply and demand of market interest rate, there are fixed interest rate and floating interest rate.