Introduction
In the second half of XX century a trend towards scaling up and strengthening the role of the state in the economic sphere. At the same time it is recognized that the highest efficiency is achieved in a competitive market mechanism. Therefore, the state aims to not adjust the market mechanism, and to create conditions for its free operation, providing a high level of competition. Competition should be wherever possible regulatory influence of the state, and wherever it is needed. Most economists converge in the understanding that the "invisible hand of the market" is required to be supplemented by the "visible hand ...