Structure and dynamics of trade barrier index changes in most important OECD countries' groups

Government's main aim in foreign trade and investment flow control is to su pport the economic growth. In spite of occasionally questionable results, t rade and investment barriers against the entry into the domestic market rep resent one of the most applied methods. The influence of various barrier fo rms is in the short-term horizon evident mainly by the cost increase on con sumer side, in the long-term various barrier forms lead towards the general decrease of the volume of imports, and comparative advantages are weakened .