PreparED Study Materials
Notes
Videos
Demystifying Assumptions: Economists' Key to Decoding Complex Markets
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Discover the pivotal role of assumptions in economics as we navigate the challenges of studying intricate market behaviors and human actions. Unveil how these simplifications foster comprehensive economic analyses and predictions.
Positive vs. Normative Economics: Decoding Economic Statements Explain
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Distinguish between positive and normative economic statements with real-world examples. Grasp the difference between objective explanations and value judgments in economics. Master the foundations of economic thought and their application.
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.
"Economics Basics: Circular-Flow Diagram Explained
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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.
Explaining Economic Logic of Purchasing-Power Parity
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This video explains the theory of Purchasing Power Parity (PPP) in economics, emphasizing how it relies on the "law of one price" and illustrating how exchange rates should adjust to equalize purchasing power between nations in the long run. It also demonstrates how price disparities for products like iPhones can lead to currency exchange rate adjustments and eventually equalized prices.
Deciphering Economic Gears: Calculating Private Investment
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Discover the intricate components of an economy, including savings, budgets, and trade balances. Learn how these elements interconnect and influence private investment. Understand an economic identity that determines an economy's investment levels.
















