International Trade (International Trade) also known as trade across borders, refers to the goods and services trade, generally composed by the import and export trade, so can also be called the import and export trade. International trade also called world trade. Use of import and export trade can regulate the domestic factors of production rate, improve the international relationship between supply and demand, the adjustment of economic structure, increasing financial income.

The international trade specialized subject belongs to economics category, mainly in the economics theory as the basis, including microeconomics, macroeconomics, international economics, econometrics, an introduction to the world economics, political economics