What has become the most common factor that has made trade so influential and required element of existence of majority of people currently?

Trade is surely one of those fields that majority of people are unable to imagine their functioning without. There are significant number of reasons why people think in such way, but in order to understand this tendency we ought to, first of all, keep in mind that the growth in this area is referred to the influence of two most meaningful powers in each economy – demand and supply. It is implied by the fact that owing to the demographic growth as well as increasing demands of the clients internationally, the side of demand tends to be more visible than the supply.