International trade is the result of specialisation in production. It benefits the world economy if different countries practise specialisation and division of labour in the production of commodities or provision of services. Each kind of specialisation can give rise to trade. Thus, international trade is based on the principle of comparative advantage, complementarity and transferability of goods and services and in principle, should be mutually beneficial to the trading partners.

Which of the following is/are the basis for international trade ?

All of the above

All the above given factors form the basis of international trade as no country is self-sufficient due to difference in natural resources and there is interdependence among the nations for exchange and fulfilment of resources for which they need good system of transportation and foreign investment.