Capstone Sky
Council for Economic Education  

Exemplary High School Economics Lessons

Welcome to the Capstone Web site. This Web site was designed to help support usage of the Capstone publication. Within this Web site you will find a wealth of information about the publication as well as several resources which can be used to supplement the Capstone materials in the classroom.

When combined with a textbook, Capstone provides activities for a complete high school economics course. 45 exemplary lessons, over half of which are completely new, help students learn to apply economic reasoning to a wide range of real-world subjects—ranging from personal finance to global issues. The economic way of thinking helps students bring logic and meaning to all high school economics courses.

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The publication of Capstone and this Web site were made possible through funding from the Calvin K. Kazanjian Economics Foundation.


A market structure in which a few, relatively large firms account for all or most of the production or sales of a good or service in a particular market, and where barriers to new firms entering the market are very high. Some oligopolies produce homogeneous products; others produce heterogeneous products.

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