Pathfinder for Economics Classes
CIA World Factbook: Information about the geography, people, government, economy, communications, transportation, and military of a country. Also includes 'transnational issues.'
U.S. Department of State: Background Notes: Information about geography, people, government, economy, history, government officials, health and education of a country. Also includes travel and security information.
Encyclopedia of the Nations: Detailed information about 193 countries.
NationMaster: Allows you to compare statistics between two countries.