PreparED Study Materials
EC 3150: Intermediate Microeconomic
School: Wright State University
Number of Notes and Study Guides Available: 0
Videos
Barter to Money: How Double-Coincidence of Wants Evolved Trade
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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.
Ceteris Paribus: Simplifying Complex Economic Analyses & Predictions
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Discover the role of "ceteris paribus" in economics, a foundational assumption simplifying analyses. Understand its application in variable isolation, policy analysis, and model building. Gain insights into how economists use this tool for clarity in complex scenarios.
Monopolies & Price Discrimination: Myths, Truths & Insights
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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.
Comparing Four-firm Ratio & HHI: Assessing Market Concentration & Powe
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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.
Price Effect in Economics: Navigating Income & Substitution Dynamics
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Explore the nuances of the price effect in economics, focusing on the income and substitution effects. Understand through real-life scenarios how these phenomena influence consumer spending patterns. Gain insights into the intricate dynamics of consumer responses to price shifts.
Balancing Investments: Opportunity Costs and Economic Returns Explaine
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Learn about the intricacies of opportunity cost and its broader implications. Delve into the balance between human and physical capital, understanding the risks of overinvestment. Grasp the Law of Diminishing Marginal Returns and its effects on national strategies.










