Question 1

Which of the following best describes the free rider problem in the context of public goods?

Accepted Answer

It refers to individuals who benefit from resources without paying for them, leading to undersupply in a private market.

Question 2

What is the primary focus of economics as a social science?

Accepted Answer

The study of choices made under conditions of scarcity.

Question 3

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 4

Which of the following best defines a positive statement?

Accepted Answer

A statement that describes how the world is, based on facts.

Question 5

What is the definition of scarcity in economics?

Accepted Answer

The concept of having unlimited wants but limited resources to fulfill those wants.

Question 6

What does the term 'marginal' refer to in the context of marginal analysis?

Accepted Answer

The additional or extra amount of a good or service.

Question 7

What is the definition of marginal cost in microeconomics?

Accepted Answer

The additional cost incurred from producing one more unit of output.

Question 8

What does a rightward shift in the supply curve indicate?

Accepted Answer

An increase in supply

Question 9

What is the term used to describe the point where the supply and demand curves intersect on a graph?

Accepted Answer

Equilibrium

Question 10

Which of the following is a characteristic of a perfectly competitive market?

Accepted Answer

Firms are price takers.

Question 11

What does the term 'quantity supplied' refer to in microeconomics?

Accepted Answer

The amount of a good that sellers are willing to produce and sell at a given price.

Question 12

What does the demand curve represent in a perfectly competitive market?

Accepted Answer

The relationship between the price of a good and the quantity demanded.

Question 13

What does a shift to the right in the demand curve typically indicate?

Accepted Answer

An increase in demand due to favorable conditions.

Question 14

What is market equilibrium?

Accepted Answer

The point where the quantity demanded equals the quantity supplied.

Question 15

Suppose the market for electric cars is initially in equilibrium. If the government introduces a subsidy for electric car producers, what is the most likely immediate effect on the supply curve?

Accepted Answer

The supply curve will shift to the right.

Question 16

If the price of a substitute good increases, what is the expected effect on the demand for the original good?

Accepted Answer

The demand for the original good will increase.

Question 17

A bakery finds that the marginal cost of producing the 101st loaf of bread is $0.80, while the marginal cost of the 100th loaf was $0.75. If the price per loaf is $1, should the bakery produce the 101st loaf? Why?

Accepted Answer

Yes, because the marginal cost is less than the price, so producing the 101st loaf increases profit.

Question 18

Which of the following equations correctly represents the marginal cost (MC) of production?

Accepted Answer

$MC = \frac{\Delta TC}{\Delta Q}$

Question 19

If a market is experiencing a surplus, what does this imply about the relationship between quantity supplied and quantity demanded at the current price?

Accepted Answer

Quantity supplied is greater than quantity demanded.

Question 20

A city provides free public parks. Which economic concept does this best illustrate?

Accepted Answer

Public goods

Question 21

If the demand for a product is given by $Q_d = 100 - 2P$ and the supply is given by $Q_s = 4P$, what is the equilibrium price?

Accepted Answer

$P = 10$

Core Concepts in Microeconomics: Study Guide

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