Question 1

Which of the following best defines the concept of 'opportunity cost' in economics?

Accepted Answer

The highest-valued alternative that must be given up to engage in an activity.

Question 2

A government decides to increase spending on space exploration. According to the concept of opportunity cost, what is the real cost of this decision?

Accepted Answer

The value of the next best alternative use of those funds, such as cancer research.

Question 3

Which of the following statements is an example of positive economic analysis?

Accepted Answer

"Raising the minimum wage will lead to higher unemployment among teenagers."

Question 4

Suppose a student is deciding whether to spend an extra hour studying for an exam or to go out with friends. According to marginal analysis, the student should:

Accepted Answer

Study if the marginal benefit of studying exceeds the marginal cost.

Question 5

Which of the following best describes a market economy?

Accepted Answer

An economy in which buyers and sellers interact to allocate resources.

Question 6

A firm is considering whether to produce one more unit of a good. The marginal cost (MC) of producing the unit is $$10, and the marginal benefit (MB) to society is 12. $$According to economic theory, what should the firm do?

Accepted Answer

Produce the unit, because $$MB \u003e MC.$$

Question 7

Which of the following is NOT a key economic idea discussed in the study materials?

Accepted Answer

All decisions are made without considering alternatives.

Question 8

In a centrally planned economy, who primarily decides how economic resources will be allocated?

Accepted Answer

The government.

Question 9

Which of the following best illustrates the concept of a trade-off?

Accepted Answer

A student chooses to attend a party instead of studying for an exam.

Question 10

Productive efficiency occurs when:

Accepted Answer

Goods and services are produced at the lowest possible cost.

Question 11

Allocative efficiency is achieved when:

Accepted Answer

The last unit produced provides a marginal benefit to society equal to the marginal cost of producing it.

Question 12

Which of the following is an example of a normative economic statement?

Accepted Answer

"The government should reduce taxes to stimulate the economy."

Question 13

Suppose a country can produce either 100 units of food or 200 units of clothing with its resources. If it chooses to produce 100 units of food, what is the opportunity cost?

Accepted Answer

200 units of clothing.

Question 14

Which of the following best describes the process of developing an economic model?

Accepted Answer

Decide on assumptions, formulate a testable hypothesis, use data to test the hypothesis, revise the model if necessary, and retain the revised model.

Question 15

A market is best defined as:

Accepted Answer

A group of buyers and sellers of a good or service and the institution or arrangement by which they come together to trade.

Question 16

Which of the following is an example of an incentive?

Accepted Answer

A tax credit for purchasing electric vehicles.

Question 17

Which of the following statements about scarcity is correct?

Accepted Answer

Scarcity means that unlimited wants exceed the limited resources available to fulfill those wants.

Question 18

Which of the following is a microeconomic topic?

Accepted Answer

How a firm decides what price to charge for its product.

Question 19

Suppose a firm faces the following marginal costs and marginal benefits for producing additional units: $$MC_1 = 5$, MB_1$ = 7$$; $$MC_2 = 8$, MB_2$ = 8$$; $$MC_3 = 10$, MB_3$ = 9. $$According to marginal analysis, how many units should the firm produce?

Accepted Answer

2 units

Question 20

Which of the following best describes the difference between microeconomics and macroeconomics?

Accepted Answer

Microeconomics studies individual households and firms, while macroeconomics studies the economy as a whole.

Microeconomics: Foundations and Models – Study Notes (ECON 202, Lecture 1)

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