Answer
If domestic price is above world price then a country does not have a comparative advantage, but if a country has a domestic price below the world price then it has a comparative advantage in producing the product and will export this product.
Work Step by Step
Understand what these words mean. Domestic price is the price that a country can sell for given production cost. World price is the price that across the globe is accepted as the lowest possible price throughout trade. A country that can produce cheaper than that should export theirs at a lower price than the world price if it costs them more to produce it than world price they should just import the product to save money and not produce the product.
