beginning of new century the competition issues, its nature and role in the economy appeared in new light and with new power …. Many people expected, based on the famous Porter’s theory of five forces, the competition has to grow through the internet … claimed. According this theory “Winner-takes-all” the competition development leads to monopolistic competition. Situation in …

the level of its competition. The estimation of competition is based on widely used non-structural methodology of Panzar … trend for the H-statistic, thus suggesting an intensification of competition in the whole sector and among the large banks … strengthens competition and vice versa confirms the traditional view that concentration weakens competition …