<Ul> <Li> Imports </Li> <Li> Exports </Li> <Li> Tariffs </Li> <Li> Largest consumer markets </Li> <Li> Leading trade partners </Li> </Ul> <Li> Largest consumer markets </Li> <Li> Leading trade partners </Li> <Tr> <Td> By country (show) <Ul> <Li> Trade mission </Li> <Li> Trading nation </Li> <Li> United States </Li> <Li> Argentina </Li> <Li> Pakistan </Li> <Li> Romania </Li> <Li> Vietnam </Li> <Li> India </Li> </Ul> </Td> </Tr>

Why is international trade an important economic activity