#1
What does the law of demand state?
As the price of a good increases, the quantity demanded decreases.
As the price of a good increases, the quantity demanded increases.
As the price of a good decreases, the quantity demanded decreases.
As the price of a good decreases, the quantity demanded increases.
#2
What is the main assumption of perfect competition regarding entry and exit?
Firms can easily enter and exit the market without barriers.
Firms face significant barriers to entry and exit.
Only a single firm exists in the market.
Firms can enter but cannot exit the market.
#3
Which of the following is an example of a public good?
Cable television
Private security services
Street lighting
Restaurant meals
#4
What is the purpose of a production possibility frontier (PPF)?
To illustrate the maximum combination of goods and services an economy can produce given its resources.
To show the relationship between price and quantity demanded.
To demonstrate how firms maximize profit in a competitive market.
To determine the equilibrium price and quantity in a market.
#5
Which of the following is NOT a determinant of demand?
Price of the good
Consumer income
Price of related goods
Cost of production
#6
Which of the following is an example of a perfectly inelastic demand?
Gasoline during an oil crisis
Luxury cars
Smartphones
Movie tickets
#7
What is consumer surplus?
The difference between the maximum price a consumer is willing to pay for a good and the price actually paid.
The difference between the minimum price a consumer is willing to pay for a good and the price actually paid.
The difference between the quantity demanded and the quantity supplied at a given price level.
The difference between the quantity supplied and the quantity demanded at a given price level.
#8
What is the main reason for economies of scale?
Decreasing average total cost as output increases.
Increasing average total cost as output increases.
Constant average total cost regardless of output level.
No relationship between average total cost and output.
#9
Which of the following is NOT a characteristic of a perfectly competitive market?
Many buyers and sellers
Homogeneous products
Barriers to entry
Perfect information
#10
What is the formula for price elasticity of demand?
Percentage change in quantity demanded / Percentage change in price
Percentage change in price / Percentage change in quantity demanded
Absolute change in quantity demanded / Absolute change in price
Absolute change in price / Absolute change in quantity demanded
#11
What is the difference between explicit and implicit costs?
Explicit costs are monetary payments for resources, while implicit costs are non-monetary opportunity costs.
Explicit costs are non-monetary opportunity costs, while implicit costs are monetary payments for resources.
Explicit costs refer to future costs, while implicit costs refer to current costs.
Explicit costs refer to current costs, while implicit costs refer to future costs.
#12
Which of the following is a characteristic of monopolistic competition?
There are many sellers, each offering identical products.
There are few sellers, each offering differentiated products.
There are few sellers, each offering identical products.
There are many sellers, each offering differentiated products.
#13
What is the income effect in economics?
The change in quantity demanded due to a change in income.
The change in quantity demanded due to a change in price.
The change in income due to a change in quantity demanded.
The change in price due to a change in quantity demanded.
#14
In a perfectly competitive market, what does the demand curve look like?
Horizontal
Vertical
Upward-sloping
Downward-sloping
#15
What does the concept of elasticity measure?
The responsiveness of quantity demanded to a change in income.
The responsiveness of quantity demanded to a change in price.
The responsiveness of price to a change in income.
The responsiveness of price to a change in quantity demanded.
#16
What is the difference between a normal good and an inferior good?
Normal goods have an elastic demand, while inferior goods have an inelastic demand.
Normal goods have a positive income elasticity of demand, while inferior goods have a negative income elasticity of demand.
Normal goods have a negative income elasticity of demand, while inferior goods have a positive income elasticity of demand.
Normal goods have a perfectly elastic demand, while inferior goods have a perfectly inelastic demand.
#17
What is the difference between a firm's short-run and long-run production function?
The short-run production function includes both fixed and variable inputs, while the long-run production function includes only variable inputs.
The short-run production function includes only variable inputs, while the long-run production function includes both fixed and variable inputs.
The short-run production function assumes all inputs are variable, while the long-run production function assumes all inputs are fixed.
The short-run production function represents a firm's production over a longer time horizon than the long-run production function.
#18
What is the role of government in correcting negative externalities?
Provide subsidies to producers.
Impose taxes on consumers.
Impose taxes on producers.
Provide subsidies to consumers.
#19
What is the difference between perfect competition and monopolistic competition?
Perfect competition involves many firms selling differentiated products, while monopolistic competition involves one firm selling a homogeneous product.
Perfect competition involves many firms selling homogeneous products, while monopolistic competition involves many firms selling differentiated products.
Perfect competition involves only one firm selling a homogeneous product, while monopolistic competition involves only one firm selling a differentiated product.
Perfect competition involves many firms selling differentiated products, while monopolistic competition involves only one firm selling a homogeneous product.
#20
What does the law of diminishing marginal utility state?
As the quantity consumed of a good increases, the total utility derived from it increases at a decreasing rate.
As the quantity consumed of a good increases, the total utility derived from it increases at an increasing rate.
As the price of a good increases, the quantity demanded decreases.
As the price of a good decreases, the quantity demanded increases.
#21
Which of the following is a characteristic of a monopoly market structure?
Many firms producing identical products.
One firm producing a unique product with no close substitutes.
Few firms producing similar but differentiated products.
Many firms producing similar but differentiated products.
#22
What does the price elasticity of supply measure?
The responsiveness of quantity demanded to a change in price.
The responsiveness of quantity supplied to a change in price.
The responsiveness of price to a change in quantity demanded.
The responsiveness of price to a change in quantity supplied.
#23
Which of the following is an example of a positive externality?
Air pollution from a factory
Noise pollution from construction
Vaccination programs reducing the spread of disease
Traffic congestion in a city
#24
What does Pareto efficiency in a market refer to?
When resources are allocated in a way that maximizes total surplus
When resources are allocated in a way that benefits the producers
When resources are allocated in a way that benefits the consumers
When resources are allocated in a way that no one can be made better off without making someone else worse off