For example, many Indians relatively from poorer sections have benefited by developments in Middle East while many talented professions gained from movement to UK and USA. At the same time, in reality, there are several economic as well as non-economic, especially cultural or emotional reasons for people not globalising.
In regard to trade in or movement of goods and services across borders, there are two types of barriers, viz., what are described as natural and artificial. Natural barriers relate to various costs involved in transportation and information over distances. Artificial barriers are those that are related to public policy, such as, import restrictions by way of tariff or non-tariff barriers.