Corruption Index and Trade Restrictions

The corruption perceptions index (CPI) is a comparative assessment of integrity performance for a variety of countries.
• What is CPI? What is its purpose?
• What is the value of this index?
• What are the trends or similarities between countries with the highest and lowest CPI 2011 scores?
• What can be done to overcome corruption in the global marketplace?
Research three trade restrictions currently in place by the U.S. and basis the research, answer the following questions:
• Are these restrictions a tariff, subsidy, import restraint, voluntary export restraint, or embargo?
• What is the purpose of this restriction? Is the restriction achieving its purpose? Why or why not?