#1
Which of the following is a characteristic of a perfectly competitive market?
Few buyers and many sellers
ExplanationPerfectly competitive markets have a large number of sellers and a small number of buyers.
#2
What does the law of demand state?
As price decreases, quantity demanded decreases
ExplanationThe law of demand asserts an inverse relationship between price and quantity demanded.
#3
What does the term 'utility' refer to in economics?
The ability of a good or service to satisfy human wants
ExplanationUtility in economics refers to a good or service's capacity to fulfill human desires.
#4
What is the opportunity cost of a decision?
The value of the next best alternative forgone
ExplanationOpportunity cost represents the value of the best alternative foregone when a decision is made.
#5
What is a characteristic of a monopolistic competition market structure?
Many buyers and many sellers with differentiated products
ExplanationMonopolistic competition is characterized by numerous buyers and sellers offering differentiated products.
#6
What does the law of supply state?
As price increases, quantity supplied increases
ExplanationThe law of supply asserts a positive relationship between price and quantity supplied.
#7
What is a market equilibrium?
When quantity demanded equals quantity supplied
ExplanationMarket equilibrium occurs when the quantity demanded is equal to the quantity supplied.
#8
What is a monopolistic competition characterized by?
Many buyers and many sellers with differentiated products
ExplanationMonopolistic competition features numerous buyers and sellers offering differentiated products.
#9
What is the main function of a price floor?
To prevent prices from falling below a certain level
ExplanationA price floor is implemented to establish a minimum price, preventing it from dropping below that level.
#10
What is the formula for calculating total revenue?
Price multiplied by quantity demanded
ExplanationTotal revenue is determined by multiplying the price of a good by the quantity demanded.
#11
What is the slope of the demand curve in a perfectly competitive market?
Negative
ExplanationThe demand curve in a perfectly competitive market has a negative slope, indicating an inverse relationship between price and quantity demanded.
#12
What is a production possibility frontier (PPF) used to represent?
The maximum output combinations of two goods that can be produced with available resources
ExplanationA PPF illustrates the maximum output combinations attainable for two goods given the available resources.
#13
What is the law of diminishing marginal utility?
As consumption of a good increases, its marginal utility decreases
ExplanationThe law of diminishing marginal utility posits that as consumption of a good rises, the additional satisfaction or utility derived from each additional unit decreases.
#14
What does the term 'consumer surplus' represent?
The difference between what consumers are willing to pay and what they actually pay
ExplanationConsumer surplus is the disparity between the amount consumers are willing to pay for a good and the actual amount they pay.
#15
What is the formula for calculating price elasticity of demand?
Percentage change in quantity demanded divided by percentage change in price
ExplanationPrice elasticity of demand is calculated as the percentage change in quantity demanded divided by the percentage change in price.
#16
What is a characteristic of an oligopoly market structure?
Few sellers with substantial market power
ExplanationOligopoly features a small number of sellers with significant market power.
#17
What is price elasticity of demand?
A measure of how much quantity demanded responds to a change in price
ExplanationPrice elasticity of demand quantifies the responsiveness of quantity demanded to price changes.
#18
In a perfectly competitive market, firms are considered to be price takers because...
They have no control over the market price
ExplanationFirms in perfectly competitive markets lack the ability to influence the market price.
#19
What is a public good in economics?
A good that is both non-excludable and rival in consumption
ExplanationPublic goods are characterized by non-excludability and rivalry in consumption.
#20
Which of the following is a characteristic of a monopoly?
One seller with no close substitutes
ExplanationMonopolies feature a single seller dominating the market with no close substitutes.
#21
What does the term 'elasticity' measure in economics?
The responsiveness of one variable to changes in another variable
ExplanationElasticity in economics measures how one variable responds to changes in another variable.
#22
In economics, what is a 'positive externality'?
A benefit enjoyed by individuals who consume a good or service
ExplanationPositive externality refers to a benefit gained by individuals who consume a good or service, beyond what is reflected in the price.
#23
In economics, what is the 'income effect'?
The change in quantity demanded of a good due to a change in consumer income
ExplanationThe income effect refers to the change in quantity demanded of a good resulting from a change in consumer income.
#24
What is the formula for calculating total cost?
Total variable cost plus total fixed cost
ExplanationTotal cost is determined by adding total variable cost to total fixed cost.
#25
What is the primary determinant of price elasticity of demand?
The availability of substitute goods
ExplanationThe availability of substitute goods is a key factor influencing the price elasticity of demand.