简答题After the war, with the great changes in the world's industrial structure, the commodity structure of international trade have changed significantly. The trend was that the proportion of primary products have increased and the proportion of manufactured products have decreased. () A、正确 B、错误简答题At present, as the main maker of the global multilateral trading system, the United States is still the leading force in the multilateral trading system, but its control over the multilateral trading system is gradually weakened, and various economic forces are increasingly affecting the development of the global multilateral trading system. () A、正确 B、错误简答题Between the two world wars, capitalism was in a monopoly stage. The major capitalist countries had completed the industrial revolution, and the struggle for the world market was intensified. () A、正确 B、错误简答题From the institutional nature, GATT is a formal international organization. () A、正确 B、错误简答题After the war, with the recovery and development of the world economy, from the 1950s to the early 1970s, there is a wave of trade liberalization in the world. To a certain extent, it is a differentiated and selective trade liberalization combined with protective trade policy. () A、正确 B、错误简答题In 1986, the World Trade Organization () officially replaced the General Agreement on Tariffs and Trade.() A、正确 B、错误简答题Under the framework of the new trade protection theory, countries mainly implement import restrictions through trade policies such as tariffs and quantitative restrictions. () A、正确 B、错误简答题Under the framework of the new trade protection theory, countries mainly implement import restrictions through trade policies such as tariffs and quantitative restrictions. () A、正确 B、错误简答题After the 1870s, some countries in Western Europe and the United States had shifted from protection trade to free trade. () A、正确 B、错误简答题As a young organization, WTO is facing a series of urgent problems and challenges in its continuous evolution and development.() A、正确 B、错误简答题The 16th-20th century was the transition period from feudal production mode to capitalist production mode in Europe. () A、正确 B、错误简答题From the institutional nature, GATT is a formal international organization. () A、正确 B、错误简答题At present, as the main maker of the global multilateral trading system, the United States is still the leading force in the multilateral trading system, but its control over the multilateral trading system is gradually weakened, and various economic forces are increasingly affecting the development of the global multilateral trading system. () A、正确 B、错误简答题In 1986, the World Trade Organization () officially replaced the General Agreement on Tariffs and Trade.() A、正确 B、错误