DISCOUNT RATE -An interest rate that is used in present value calculations to equate amounts that will be received or paid in the future to their present value.
A discount rate is always applied when searching for car prices. 
mnli hypothesis: A discount rate is always applied when searching for car prices.  premise: DISCOUNT RATE -An interest rate that is used in present value calculations to equate amounts that will be received or paid in the future to their present value.