In an adjustable-rate loan, a period of time during which one's interest rate may not rise if prevailing interest rates rise. However, rates may drop in that time period if prevailing interest rates drop.

The concept that the protection provided to an industry depends on the tariffs and other trade barriers on both its inputs and its outputs, since a tariff on inputs raises cost. Measured by the effective rate of protection.

The added value to a domestically produced good or service resulting from a tariff that keeps out (or makes more expensive) foreign goods and services.