# Principles of Microeconomics

Supply and demand, how are prices determined, competition, monopoly, price discrimination, externalities, public goods and more.

## News Articles and Media

### [Econ in the News: Weekly Email of Real-World Econ Examples in the News!](https://mru.org/econ-news-resource)  
- High School  
- University

### [Change in Demand vs. Change in Quantity Demanded Interactive Practice (3 Sets)](https://mru.org/teacher-resources/active-learning/change-demand-vs-change-quantity-demanded-interactive-practice-3)  
- High School  
- University

### [Graphing Gains From Trade Interactive Practice](https://mru.org/teacher-resources/active-learning/graphing-gains-trade-interactive-practice)  
- High School  
- University

### [Supply, Demand, and Equilibrium Assessment Questions](https://mru.org/teacher-resources/assessments/supply-demand-equilibrium-assessment-questions)  
- High School  
- University

### [Principles of Microeconomics Test Bank](https://mru.org/teacher-resources/principles-microeconomics-test-questions)  
- High School  
- University

### Resources by Type  
- [Assessments (2)](https://mru.org/course/principles-of-economics-microeconomics/university/assessments)  
- [Lesson Plans (4)](https://mru.org/course/principles-of-economics-microeconomics/university/lesson-plans)  
- [Videos Mapped to Textbooks (2)](https://mru.org/course/principles-of-economics-microeconomics/university/videos-mapped-to-textbooks)  
- [Games and Activities (8)](https://mru.org/course/principles-of-economics-microeconomics/university/games-and-activities)  
- [News Articles and Media (19)](https://mru.org/course/principles-of-economics-microeconomics/university/news-articles-and-media)  
- [Assignments (5)](https://mru.org/course/principles-of-economics-microeconomics/university/assignments)  
- [Fun Stuff (10)](https://mru.org/course/principles-of-economics-microeconomics/university/fun-stuff)  
- [Interactive Practice (21)](https://mru.org/course/principles-of-economics-microeconomics/university/interactive-practice)  
- [Storyline (1)](https://mru.org/course/principles-of-economics-microeconomics/university/storyline)  
- [Unit Plans (2)](https://mru.org/course/principles-of-economics-microeconomics/university/unit-plans)

## Most popular videos from this course

### [The Demand Curve](https://mru.org/courses/principles-economics-microeconomics/demand-curve-shifts-definition)
### [A Price Is a Signal Wrapped up in an Incentive](https://mru.org/courses/principles-economics-microeconomics/price-system-spontaneous-order)
### [Price Ceilings](https://mru.org/courses/principles-economics-microeconomics/price-controls-definition-nixon)
### [Public Goods and Asteroid Defense](https://mru.org/courses/principles-economics-microeconomics/public-goods-example-asteroid-defense)

## Resources

- [Introduction to Microeconomics](https://mru.org/courses/principles-economics-microeconomics/introduction-microeconomics)
- [Opportunity Cost and Tradeoffs](https://mru.org/courses/principles-economics-microeconomics/opportunity-cost-and-tradeoffs)
- [Marginal Thinking and the Sunk Cost Fallacy](https://mru.org/courses/principles-economics-microeconomics/marginal-thinking-and-sunk-cost-fallacy)
- [Supply, Demand, and Equilibrium](https://mru.org/teacher-resources/courses/principles-microeconomics#)

### **Contribute Resources**
Have favorite news articles, exam questions, or other teaching resources? Share them with our other innovative econ educators!

[Share](https://marginalrevolutionuniversity.typeform.com/to/y1Vclj)

### **Creative Commons**  
This work is licensed under a [Creative Commons Attribution-NoDerivatives 4.0 International License](http://creativecommons.org/licenses/by-nd/4.0/).

The third-party material as seen in this video is subject to third-party copyright and is used here pursuant to the fair use doctrine as stipulated in Section 107 of the Copyright Act.