Export and import are economical indicators that, according to the thoughts of different people, become significantly bigger each year. The most influential reason is referred to intensifying trade as a necessary attribute related to development of each economy. It is indicated by the fact that owing to the import a country can be given with different resources and commodities that it lacks.
In the beginning of such article let’s make an instant test and ask ourselves how many goods we have have been developed in our country? The answer to similar easy question in most of cases (except people who consciously buy only products from their country) is likely to help us realize that the international exchange of products and services has got so intense that foreign commodities are more than a half of whole goods we have.