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The World Integrated Trade Solution (WITS) is a trade software provided by the World Bank for users to query several international trade databases.. WITS allows the user to query trade statistics (export, import, re-exports and re-imports) from the UN's repository of official international trade statistics and relevant analytical tables (UN COMTRADE), tariff and non-tariff measures data from ...
It most commonly refers to an index, called the Balassa index, introduced by Béla Balassa (1965). [1] In particular, the revealed comparative advantage of country c {\displaystyle c} in product/commodity/good p {\displaystyle p} is defined by:
(In practice, governments restrict international trade for a variety of reasons; under Ulysses S. Grant, the US postponed opening up to free trade until its industries were up to strength, following the example set earlier by Britain. [33]) Nonetheless there is a large amount of empirical work testing the predictions of comparative advantage ...
Complementary goods exhibit a negative cross elasticity of demand: as the price of goods Y rises, the demand for good X falls. In economics, a complementary good is a good whose appeal increases with the popularity of its complement.
Terms of trade (TOT) is a measure of how much imports an economy can get for a unit of exported goods. For example, if an economy is only exporting apples and only importing oranges, then the terms of trade are simply the price of apples divided by the price of oranges — in other words, how many oranges can be obtained for a unit of apples.
A commercial policy (also referred to as a trade policy or international trade policy) is a government's policy governing international trade.Commercial policy is an all encompassing term that is used to cover topics which involve international trade.
Balance of trade is the difference between the monetary value of a nation's exports and imports over a certain time period. [1] Sometimes a distinction is made between a balance of trade for goods versus one for services. The balance of trade measures a flow variable of exports and imports over a given period of time. The notion of the balance ...
In mathematics, a supermodular function is a function on a lattice that, informally, has the property of being characterized by "increasing differences." Seen from the point of set functions , this can also be viewed as a relationship of "increasing returns", where adding more elements to a subset increases its valuation.