PreparED Study Materials
ECON 351: Microeconomics for Business
School: University of Southern California
Number of Notes and Study Guides Available: 0
Videos
Barter to Money: How Double-Coincidence of Wants Evolved Trade
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the historical barter system and its challenges, particularly the double-coincidence of wants. Witness how the need for simpler transactions led societies from direct barter to embracing mediums of exchange like money.
Pros and Cons of Government-Created Monopolies
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the concept of government-created monopolies, which are entities granted exclusive rights, like licenses, patents, and copyrights. While they can promote innovation and efficiently operate in high-cost industries, they might also introduce inefficiencies and stifle competition. Weighing the pros and cons is essential.
"Economics Basics: Circular-Flow Diagram Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fundamental concept of the circular-flow diagram in economics, which simplifies the intricate interactions between households and firms. Includes examples illustrating how money, labor, and services flow between these economic actors.
Comparing Four-firm Ratio & HHI: Assessing Market Concentration & Powe
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the differences between the Four-firm Concentration Ratio and the Herfindahl-Hirschman Index. Understand how they assess market concentration and dominance. Get insights into market power dynamics by comparing these two indices.
Monopolies & Price Discrimination: Myths, Truths & Insights
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intricacies of monopolies and price discrimination in the market. Unpack myths and truths about consumer behavior and pricing strategies. Real-life examples illuminate these fundamental economic concepts.
First Video In Our Three Part Series for Midterms
Intro to Economics: Understanding the Fundamentals of Spending
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore economics with a focus on scarcity, supply and demand, and elasticity. Gain practical insights into decision-making and economic principles that impact our world.



















