It is the amount where the interest rate is being applied. Principal true Rate false Time false Interest false Single It happens when a periodic payment occurs at the start of each period. Maturity Date false Annuity Due true Ordinary Annuity false Periodic Payment false Single It is what the company earns from selling its products or services. Sales Revenue true Income false Budget false Assets false Single It is a fixed amount that a salesperson gets for each unit of products sold. This is commonly applicable in auto sales of cars. Placement Fee true Sales Commission false Fixed Commission false Salary Plus Commission false Single It is used in the process of paying off debt through regular principal and interest payments over time. Interest false Mortgage false Loan false Amortization true Single It is an agreement where a bank/creditor loans money to a debtor, with an agreement that a debtor’s property will act as a collateral, in case of non-payment of debt. Interest false Loan false Mortgage true Amortization false Single It refers to the due date at which a borrowed amount must be returned. Final Periodic Payment false Maturity Date true Due Date false Payment Date false Single It refers to a sequence of equal periodic deposits, which can be made annually, semi-annually, quarterly, etc. Amortization false Mortgage false Monthly due false Annuity true Single It is usually expressed as an annual percentage rate. Rate true Time false Principal amount false Monthly due false Single This is a type of interest that is imposed solely on the principal amount. Compound interest false Annual interest false Simple interest true Semi-annual interest false Single