To customize the system to work marketing mechanisms should depend on the policies of individual countries. Processes should be rational and consistent with the nation's economy.
Establishing a system or market mechanisms should be based on the policies of individual countries. The process should be realistic and consistent with the economy in that period.
Determination of the system or market mechanism should be based on the policy of each country. The process should be realistic and in line with the economy of the country in that period.