Definition of ad valorem tariff: Duty or other charges levied on an item on the basis of its value and not on the basis of its quantity, size, weight, or other factor.
James D. Gwartney, author of “Economics: Public and Private Choice,” states that the average tariff on goods imported to the United States in 1930 was a whopping 60 percent. In 2011, however, the figure is closer to 4.5 percent. Import Quota. An import quota restricts the quantity of goods entering the country.
Below are the regulated tariffs and licenses for ACD Telecom, Inc., and ACD Telecom of the North, LLC ... KEPS MI Intrastate Access Tariff
The Panel concluded that the local content requirements were inconsistent with the national treatment obligation of Article III:4 of the GATT(but that the export performance requirements were not inconsistent with GATT obligations.
Related to voluntary export restraint (VER) is a voluntary import expansion (VIE), which is a change in a country's economic and trade policy to allow for more imports, by lowering tariffs or dropping quotas.