#1
Which of the following is a characteristic of a perfectly competitive market?
A large number of buyers and sellers
ExplanationPerfectly competitive markets have many buyers and sellers, promoting competition.
#2
In economics, what is the term for the total value of all final goods and services produced within a country's borders in a given period?
Gross Domestic Product (GDP)
ExplanationGDP measures the economic output of a country within its borders.
#3
Which of the following is a characteristic of a monopoly market structure?
No close substitutes for the product
ExplanationMonopolies lack competition, having no close alternatives for their products.
#4
What is the term used to describe a situation where a single seller dominates the market and controls the supply of a particular product or service?
Monopoly
ExplanationA monopoly exists when one seller dominates a market, controlling supply.
#5
What is the term for the additional cost of producing one more unit of a good or service?
Marginal cost
ExplanationMarginal cost is the additional cost incurred when producing one more unit of a good or service.
#6
What is the primary function of a price system in a market economy?
To determine the quantity of goods and services produced
ExplanationPrice systems allocate resources based on consumer demand and production costs.
#7
What does the term 'elasticity of demand' measure?
The responsiveness of quantity demanded to a change in price
ExplanationElasticity of demand gauges how demand changes with fluctuations in price.
#8
What does the term 'opportunity cost' refer to in economics?
The value of the next best alternative forgone
ExplanationOpportunity cost is the value of the best alternative foregone when a choice is made.
#9
What is the main function of the Federal Reserve System in the United States?
Monetary policy regulation
ExplanationThe Federal Reserve regulates the money supply and implements monetary policies.
#10
What is the law of diminishing marginal returns?
As more units of a variable input are added to a fixed input, the marginal product of the variable input decreases
ExplanationLaw of diminishing marginal returns states that each additional unit of input yields progressively smaller increases in output.
#11
Which of the following is an example of a positive externality?
Vaccinations reducing the spread of disease
ExplanationPositive externality occurs when an action benefits others beyond the direct participant.
#12
What is the 'invisible hand' concept in economics associated with?
Market equilibrium
ExplanationThe invisible hand refers to the self-regulating nature of markets, leading to equilibrium.
#13
What is the term for the percentage change in quantity demanded divided by the percentage change in price?
Price elasticity of demand
ExplanationPrice elasticity of demand measures the responsiveness of quantity demanded to changes in price.
#14
In the context of international trade, what does the term 'comparative advantage' refer to?
The ability of a nation to produce a good at a lower opportunity cost than another nation
ExplanationComparative advantage is the ability of a nation to produce a good at a lower opportunity cost than other nations.