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Chain of comparative advantage |
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Chain of comparative advantageA ranking of goods or countries in order of comparative advantage. With two countries and many goods, goods can be ranked by comparative advantage (e.g., by relative unit labor requirements in the Ricardian model). A country's exports will then lie nearer one end of the chain than its imports. With two goods, many countries can be ordered similarly.Similar MatchesComparative staticComparative staticRefers to a comparison of two equilibria from a static model, usually differing by the effects of a single small change in an exogenous variable. Law of Comparative AdvantageLaw of Comparative AdvantageThe principle that, given the freedom to respond to market forces, countries will tend to export goods for which they have comparative advantage and import goods for which they have comparative disadvantage, and that they will experience gains from trade by doing so. Idea due to Ricardo (1815). Revealed comparative advantageRevealed comparative advantageBalassa's (1965) measure of relative export performance by country and industry, defined as a country's share of world exports of a good divided by its share of total world exports. The index for country i good j is RCAij = 100(Xij /Xwj)/(Xit /Xwt) where Xab is exports by country a (w=world) of good b (t=total for all goods). Kaleidoscope comparative advantageKaleidoscope comparative advantageA variant of fragmentation due to Bhagwati and Dehejia (1994). Comparative advantageComparative advantageThe ability to produce a good at lower cost, relative to other goods, compared to another country. In a Ricardian model, comparison is of unit labor requirements; more generally it is of relative autarky prices. With perfect competition and undistorted markets, countries tend to export goods in which they have comparative advantage. See also absolute advantage. Due to Ricardo (1815). Further SuggestionsComparative market analysisComparative advantage Comparative credit analysis Dynamic comparative advantage |
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