#1
Which of the following is a characteristic of a perfectly competitive market?
Many buyers and sellers
High barriers to entry
Price-setting power for individual firms
Product differentiation
#2
What does the term 'opportunity cost' represent?
The cost of producing an additional unit of a good
The cost of the next best alternative forgone
The total cost of production
The fixed costs of production
#3
Which of the following is NOT a determinant of demand?
Price of the good
Consumer income
Price of related goods
Cost of production
#4
What is the formula for calculating total revenue?
Price × Quantity
Price / Quantity
Quantity / Price
Price - Quantity
#5
What is the formula for calculating marginal cost?
Change in total cost / Change in quantity
Change in quantity / Change in total cost
Change in total cost × Change in quantity
Change in quantity × Change in total cost
#6
In microeconomics, what does the term 'elasticity' refer to?
The responsiveness of quantity demanded to a change in price
The total revenue of a firm
The degree of competition in a market
The level of government intervention in the economy
#7
Which of the following is NOT a type of market structure in microeconomics?
Monopoly
Oligopoly
Perfect competition
Monopsony
#8
What does the production possibilities frontier (PPF) represent?
The maximum amount of money a firm can earn
The maximum combination of goods and services an economy can produce given its resources
The minimum amount of resources required to produce a given level of output
The total output of a firm
#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 the context of consumer surplus, what does the area under the demand curve represent?
Producer surplus
Total revenue
Consumer welfare
Government revenue
#11
What is the law of diminishing marginal utility?
As the quantity of a good consumed increases, the total utility derived from consuming that good increases at a decreasing rate
As the quantity of a good consumed increases, the total utility derived from consuming that good increases at an increasing rate
As the quantity of a good consumed decreases, the total utility derived from consuming that good decreases at a decreasing rate
As the quantity of a good consumed decreases, the total utility derived from consuming that good decreases at an increasing rate
#12
What is Pareto efficiency?
When resources are allocated efficiently but not equitably
When resources are allocated equitably but not efficiently
When resources are allocated both efficiently and equitably
When resources are not allocated efficiently or equitably
#13
What is the difference between explicit and implicit costs?
Explicit costs are monetary payments while implicit costs are non-monetary opportunity costs
Explicit costs are non-monetary opportunity costs while implicit costs are monetary payments
Explicit costs are fixed costs while implicit costs are variable costs
Explicit costs represent past costs while implicit costs represent future costs
#14
What is the difference between economic profit and accounting profit?
Economic profit considers only explicit costs while accounting profit considers both explicit and implicit costs
Economic profit considers both explicit and implicit costs while accounting profit considers only explicit costs
Economic profit is always greater than accounting profit
Economic profit is always less than accounting profit
#15
What is a perfectly elastic demand curve?
A demand curve that is horizontal
A demand curve that is vertical
A demand curve that is upward-sloping
A demand curve that is downward-sloping
#16
What is the difference between average variable cost and average total cost?
Average variable cost includes only variable costs, while average total cost includes both variable and fixed costs
Average variable cost includes both variable and fixed costs, while average total cost includes only variable costs
Average variable cost is always greater than average total cost
Average variable cost is always less than average total cost
#17
What does a perfectly inelastic demand curve look like?
A vertical line
A horizontal line
A downward-sloping line
A upward-sloping line