This document provides definitions and classifications for international trade terms. It defines general trade and special trade, which differ in how warehoused and re-exported goods are treated. Total trade covers all inward and outward movement of goods. Goods are classified into primary products, manufactures, and other products. Commercial services are subdivided into transportation, travel, and other commercial services. The document also defines the relationship between international trade and payments balance, with the commercial balance covering trade in goods and services, and the payments balance encompassing the commercial balance.