[填空题]
What International Trade is about
International trade is the exchange of capital, goods, and services across international borders or territories. In most countries, such trade represents a significant share of gross domestic product (GDP). While international trade has been present throughout much of history,
(9) Industrialization, advanced transportation, globalization, multinational corporations, and out sourcing are all having a major impact on the international trade system.
(10) Without inter national trade, nations would be limited to the goods and services produced within their own borders.
International trade is, in principle, not different from domestic trade as the motivation and the behavior of parties involved in a trade do not change fundamentally regardless of whether trade is across a border or not.
(11) The reason is that a border typically imposes additional costs such as tariffs, t