This interactive activity illustrates the concept of comparative advantage in three hypothetical situations (EconEd 2019)

Students research the economic systems of a communist country and a third-world country and compare them to the US, guided by questions and using information from the CIA World Factbook website (EconEd 2008-20).

The project produces comprehensive data about the world’s constitutions.

In 2013, the Comparative Constitutions Project, in collaboration with Google Ideas, launched Constitute, an online tool that lets readers read, search, and compare 194 constitutions from nations around the world (USA 2015).

This lesson discusses absolute advantage, comparative advantage, specialization and trade with an example using professional basketball player LeBron James (EconEd USA 2011)

The Theory of Comparative Advantage forms the basis for the explanation (State University of New York 2007-21).

Students research the economic systems of a communist country and a third-world country and compare them to the US, guided by questions and using information from the CIA World Factbook website (EconEd 2007).

The level of output in an economy can be increased through specialization. Economic specialization occurs when people produce different goods and services than they consume. It requires people to exchange goods and services (EconEd 1999-2011)

Gehirne verschiedener Säugetiere werden in der von verschiedenen US - Institutionen getragenen Collection dargestellt. This web site provides browsers with images and information from one of the world's largest collection of well-preserved, sectioned and stained brains of mammals. Viewers will learn why these collections are important, why and how they were assembled, ...