The article examines the impact of a free trade agreement between China, Japan, and South Korea on the global economy. By using a model, the researchers found that the agreement led to increased trade among the member countries but negatively affected non-member countries. China shifted its imports of high-tech goods from the US to Japan and South Korea. The agreement also led to specialization based on resources, with significant trade within the member countries in most sectors. Overall, the FTA boosted the economies of the three countries but had adverse effects on others.