ECON 022: Macroeconomics

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.

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.

Unpack the significance of GDP per Capita and Labor Productivity in economics. Learn how these indicators reflect a country's living standards and labor efficiency. Grasp the relationship between these metrics and the broader economic landscape.

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.

This video explores the causes of lags in the impact of monetary and fiscal policy on aggregate demand, drawing analogies to recognizing seasonal changes, adjusting cooking temperatures, and waiting for planted seeds to grow, and discusses the implications of these lags for the debate between active and passive economic policy approaches.