Develop a 600-word analysis of the international economy

Comparative and 

Develop a 600-word analysis of the  n which you do the following:

Analyze measures and comparative and absolute advantage in international trade for the following countries:

USA

China

Saudi Arabia

Democratic Republic of Congo

Research each country, using the resources; CIA World Fact Book (CIA.gov), World Bank data (worldbank.org), and World Trade Organization (wto.org). Research its economic, political, and cultural development.

Cite one peer reviewed source.