ECON 221: Principles of Microeconomics

Discover the power of the profit-maximizing rule in perfectly competitive markets. Unearth how setting price equal to marginal cost optimizes consumer and producer benefits. Grasp the significance of this rule for societal resource utilization.

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.

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.

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.

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.

In this video, we explore the theory of liquidity preference, which focuses on how an economy's interest rate adjusts to balance supply and demand for money. We evaluate a multiple-choice question and discuss each option's alignment with various economic theories without revealing the correct answer.