PreparED Study Materials
ECON 101: Principles of Economics
School: Saint Martin's University
Number of Notes and Study Guides Available: 7
Notes
Videos
Barter to Money: How Double-Coincidence of Wants Evolved Trade
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.
Storm Effects on Factor Markets: Wages and Capital Renta
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In the scenario presented, a ferocious storm causes damage to multiple factories, impacting the stock of capital. This, in turn, has consequences for factors in the market, affecting both wages and the rental price of capital.
Analyzing Trade Policies' Impact on Producers, Consumers, and Trade
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video, the concepts of tariffs and trade policies are explained, highlighting how tariffs affect the cost of imported goods and how trade policies control imports and exports. The video then examines four trade policy scenarios, emphasizing their impact on producers, consumers, and trade, ultimately identifying the correct answer as option c, which fulfills all the specified conditions.
Elasticity & Trade: How Demand Shapes Economic Gains for Nations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore how elasticity of demand impacts gains from trade in economies. Understand the relationship between demand elasticity and benefits for consumers and producers. Debunk misconceptions about inelastic demand and trade gains.
Lags in Monetary and Fiscal Policy Impact on Aggregate Demand
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.
Scarcity: Balancing Infinite Wants with Limited Resources in Economics
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fundamental concept of scarcity in economics. Understand the tension between our infinite desires and the finite resources we have. Grasp how scarcity influences our choices, necessitating trade-offs in everyday decisions.






