Question 1

Which of the following best defines 'demand' in microeconomics?

Accepted Answer

The quantity of a good that consumers are willing and able to purchase at various prices.

Question 2

What does rationality mean in the context of microeconomics?

Accepted Answer

The attempt by individuals and firms to do their best with available resources.

Question 3

How do individuals typically respond to economic incentives?

Accepted Answer

They exploit opportunities to improve their well-being.

Question 4

In the circular flow diagram, what role do households primarily play?

Accepted Answer

Households own the factors of production.

Question 5

What does the outward bow shape of a PPF (Production Possibility Frontier) graph indicate?

Accepted Answer

Increasing marginal opportunity costs

Question 6

What is the correct method to convert discrete points on a graph into a continuous curve?

Accepted Answer

Connect the points from left to right without doubling back.

Question 7

What is the convention in economics for labeling the axes on a graph?

Accepted Answer

Price on the vertical axis and quantity on the horizontal axis.

Question 8

What is the primary difference between a movement along a demand curve and a shift in the demand curve?

Accepted Answer

A movement along the demand curve is caused by a change in price, while a shift in the demand curve is caused by changes in other determinants of demand.

Question 9

Which of the following supply curves is represented by a horizontal line on a graph?

Accepted Answer

Perfectly elastic supply curve

Question 10

What does a positive income elasticity of demand indicate about a good?

Accepted Answer

The good is a normal good.

Question 11

Which of the following elasticity values indicates inelastic demand?

Accepted Answer

$0.8$

Question 12

What does a perfectly elastic demand curve look like on a graph?

Accepted Answer

A horizontal line

Question 13

What is producer surplus?

Accepted Answer

The difference between the price producers receive and the minimum price they are willing to accept.

Question 14

What is a price floor?

Accepted Answer

A minimum price set by the government that can be charged for a product.

Question 15

If a consumer has an income of $50 and the price of a good is $5, what is the maximum quantity of the good they can purchase?

Accepted Answer

$20$ units

Question 16

If the marginal utility of a good is $30$ and its price is $5$, what is the marginal utility per dollar spent?

Accepted Answer

$6$

Question 17

On a cost graph, which curve is typically U-shaped and crosses the average total cost curve at its minimum point?

Accepted Answer

Marginal cost curve

Question 18

If the marginal cost of producing an additional unit is higher than the current average cost, what will happen to the average cost?

Accepted Answer

The average cost will increase.

Question 19

In the long run, how do fixed costs transition, and what does this imply for a firm's decision-making?

Accepted Answer

Fixed costs become variable, allowing firms to adjust their production capacity.

Question 20

What is an isocost line?

Accepted Answer

A line representing all combinations of two inputs that result in the same total cost.

Microeconomics Fundamentals: Key Concepts and Applications

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