#1
What is the law of demand?
As the price increases, the quantity demanded increases.
As the price increases, the quantity demanded decreases.
As the price decreases, the quantity demanded decreases.
As the price decreases, the quantity demanded increases.
#2
Which of the following is a characteristic of perfect competition?
Many buyers and one seller
Many buyers and many sellers
One buyer and many sellers
One buyer and one seller
#3
What is the formula for calculating total revenue?
Price × Quantity
Price ÷ Quantity
Price - Quantity
Price + Quantity
#4
What does the term 'elasticity of demand' measure?
The responsiveness of quantity demanded to a change in price
The responsiveness of price to a change in quantity demanded
The total revenue gained from a price change
The total revenue lost from a price change
#5
What is the formula for calculating marginal cost?
Change in Total Cost / Change in Quantity
Change in Total Revenue / Change in Quantity
Change in Total Cost / Change in Price
Change in Total Revenue / Change in Price
#6
In economics, what does the term 'opportunity cost' refer to?
The cost of an opportunity that is not chosen
The monetary cost of an opportunity
The benefit of an opportunity
The total revenue from an opportunity
#7
Which of the following is NOT a characteristic of monopolistic competition?
Many buyers and many sellers
Product differentiation
Free entry and exit of firms
Price taker
#8
What is the primary goal of profit maximization for firms?
Maximizing total revenue
Minimizing total costs
Maximizing the difference between total revenue and total cost
Maximizing market share
#9
What is the formula for calculating price elasticity of demand?
Percentage change in quantity demanded / Percentage change in price
Percentage change in price / Percentage change in quantity demanded
Change in quantity demanded / Change in price
Change in price / Change in quantity demanded
#10
In a perfectly competitive market, how does a firm determine its level of output?
By setting the price
By maximizing profit
By following the industry price
By minimizing average variable cost
#11
What is the short-run supply curve of a firm in perfect competition?
Horizontal
Vertical
Upward sloping
Downward sloping
#12
What is the primary characteristic of a natural monopoly?
Many buyers and one seller
Many buyers and many sellers
One buyer and many sellers
One buyer and one seller
#13
In economics, what does 'ceteris paribus' mean?
All else being equal
All things being considered
All things being different
All else being different
#14
Which of the following is a characteristic of oligopoly?
Many buyers and one seller
Many buyers and many sellers
Few interdependent firms
One buyer and many sellers
#15
What is the formula for calculating total cost?
Fixed Cost + Variable Cost
Fixed Cost × Variable Cost
Fixed Cost - Variable Cost
Fixed Cost / Variable Cost
#16
What is the law of diminishing marginal returns?
As output increases, marginal cost decreases.
As input increases, total output decreases.
As input increases, marginal product decreases after a certain point.
As input increases, marginal product increases after a certain point.
#17
What is a positive externality in economics?
An action that imposes costs on third parties
An action that generates costs for the producer
An action that benefits third parties
An action that results in no external effects
#18
What is a firm's total revenue when the price of its product is $10 and it sells 100 units?
#19
Which market structure is characterized by a few interdependent firms?
Monopoly
Perfect competition
Monopolistic competition
Oligopoly
#20
What is the relationship between marginal cost (MC) and marginal revenue (MR) for profit maximization?
MC > MR
MC = MR
MC < MR
MC can be greater than or equal to MR
#21
What is the difference between economic profit and accounting profit?
Economic profit includes implicit costs, while accounting profit does not.
Accounting profit includes implicit costs, while economic profit does not.
Both economic profit and accounting profit include explicit costs only.
Both economic profit and accounting profit exclude explicit costs.
#22
Under what conditions will a perfectly competitive firm shut down in the short run?
When total revenue is less than variable cost
When total revenue is less than fixed cost
When total revenue is less than total cost
When total revenue is less than marginal cost
#23
In economics, what is the role of the production function?
To describe the relationship between inputs and outputs
To calculate profit
To determine market demand
To set prices
#24
What is the relationship between average total cost (ATC) and marginal cost (MC) at the minimum point of ATC?
ATC > MC
ATC = MC
ATC < MC
ATC can be greater than or equal to MC
#25
What is the long-run equilibrium condition for a perfectly competitive firm?
Price equals average total cost
Price equals marginal cost
Price equals average variable cost
Price equals marginal revenue