ECONOM 1015: Principles of 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.

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.

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.

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.

Grasp the essentials of price elasticity of demand through various calculation methods. Dive deep into the unique and consistent mid-point method, understanding its relevance in fluctuating markets. Learn its practical application in analyzing market dynamics.