Robert Schenk, PhD
Saint Joseph's College: Shortages and Surpluses
This site provides easy to understand examples of shortages and surpluses, and what each looks like on a supply and demand graph.
Other
South Western Learning: Econ News: The Market System Study Guide
South-Western College Publishing offers an outline written as a study guide for an exam, which gives basic definitions of different aspects of a market economy, graphs and examples, and sample study questions at the bottom.
Khan Academy
Khan Academy: Changes in Equilibrium
Practice finding a new equilibrium price and quantity when supply changes, demand changes, or both supply and demand are changing simultaneously.`This resource is designed as a review for the AP Microeconomics Test or a college-level...
Khan Academy
Khan Academy: Changes in Equilibrium
Practice more challenging questions about changes in market equilibrium that happen when supply or demand (or both!) change in this exercise. This resource is designed as a review for the AP Macroeconomics Test or a college-level...
Curated OER
A Shortage
This site provides easy to understand examples of shortages and surpluses, and what each looks like on a supply and demand graph.
Curated OER
A Surplus
This site provides easy to understand examples of shortages and surpluses, and what each looks like on a supply and demand graph.