This site is a fairly complete explanation of market economy prepared by Dr. Paul Johnson of Auburn University. It also includes hyperlinks to several related topics.

This is a very thorough definition of economic depression by Dr. Paul Johnson of Auburn University.

A PDF format file from the Auburn University that explains stereoisomers.

This definition of fiscal policy, prepared by Dr. Paul Johnson of Auburn University, is a very thorough definition of the concept, including hyperlinks to related topics.

An excellent introduction to the concept of markets. Also includes links to related topics.

This site provides a good definition of the economic concept of profit prepared by Dr. Paul Johnson of Auburn University.

This is a very thorough definition of scarcity prepared by Dr. Paul Johnson of Auburn University. The site includes hyperlinks to related topics.

This Auburn University site is a very good explanation of competition, including hyperlinks to related topics such as monopoly and substitute goods.

Dr. Johnson defines the term "specialization" and reasons for its development in our economy.