The Comparative Advantage Theory, proposed by David Ricardo, argues that countries should focus on producing and exporting goods for which they have a lower opportunity cost, even if they have an absolute advantage in producing other goods.

Free trade allows countries to specialize in producing goods and services for which they have a comparative advantage, leading to increased efficiency and economic growth.

Protectionism is a policy that restricts international trade by imposing tariffs, quotas, or other barriers to protect domestic industries from foreign competition.

International trade refers to the exchange of goods and services between countries.

Government policies, such as tariffs and subsidies, can influence trade patterns but are not considered a determinant of a country's comparative advantage.

Foreign Direct Investment (FDI) refers to the investment of capital by a company in a foreign country.

The Absolute Advantage Theory, proposed by Adam Smith, argues that countries should specialize in producing and exporting goods for which they have an absolute advantage in terms of efficiency.

Economic integration refers to the process of reducing or eliminating trade barriers between countries, leading to increased trade and economic cooperation.

In the Heckscher-Ohlin model, natural resources are considered a determinant of a country's comparative advantage.

Labor Migration refers to the movement of labor from one country to another.

The Revealed Comparative Advantage Theory, proposed by Paul Krugman, suggests that countries should focus on producing and exporting goods for which they have a revealed comparative advantage, based on their actual trade patterns.

Economic integration refers to the process of forming a single market among countries, involving the free movement of goods, services, capital, and labor.

In the Ricardian model, labor costs are considered a determinant of a country's comparative advantage.

The Dynamic Comparative Advantage Theory suggests that countries should focus on producing and exporting goods for which they can develop a dynamic comparative advantage through investment in research and development.