摘要
Overviewing the international trade both in theoretical studies and legal cases, there is a notion known as ‘like product’, occurs in both the WTO law and the GATT 1994. Even though this concept occurs in the several of agreements, nevertheless, the concept of ‘like product’ is not defined in the GATT 1994. However, it plays a dominant role in the international trade, and it is a key point to deal with some issues of international trade, particularly in anti-dumping issues. Product and ‘Like product' both are most important elements in GATT, mostly in every principle rules has concerned it since GATT has been signed. World economy is developing and growing faster, and had pushed the GATT into playing an even more central role. The product also developing and been evolution, Therefore there were certainly changes in the subjects here addressed. But the changes came largely in the form of filling in the gaps-again both in the rules and in the institution. This thesis will be concerned with the evolution and significance of the notion of ‘like product’ under the GATT fundamental principles.