ECN E101 Lecture 2: ECN E101 Class 2

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24 Dec 2020

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The cost of an item is its opportunity cost. There is no such thing as a free lunch! . It may be free from an accounting costs (you may not have paid anything); but there was an economic cost (it using up resources) In order to produce the hamburger, you had to use up resources. The opportunity cost is not the sum but based on the next best activity. Suppose that you are studying for your economics final and you are confronted with the choice to go to the movies with your friends. The opportunity cost of going to the movies is the value placed on studying. This could be valued at the change in grade from study or forgone future earnings. The cost of possible retaking the class are now considered. The opportunity cost of studying economics is the value of going to see the movie. It could be valued at the ticket price.

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What is the economic meaning of the expression that there is no such thing as a free lunch?

A. It refers to "free-riders," who do not pay for the cost of a product but who receive the benefit from it.

B. It means that economic freedom is limited by the amount of income available to the consumer.

C. It means there is an opportunity cost when resources are used to provide "free" products.

D. It indicates that products only have value because people are willing to pay for them.

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6. Given that resources are scarce:

A. A "free lunch" is possible, but only for a limited number of people.

B. Poor countries must make choices, but rich countries do not have to make choices.

C. Opportunity costs are experienced whenever choices are made.

D. Some choices involve opportunity costs while other choices do not

7. The opportunity cost of playing tennis with your friend is:

A. Negative since its good exercise

B. Zero since you already own the tennis racket and play on a public court

C. The next-best alternative use of your time that is forgone.

D. The cost of the tennis lessons you took last year.

8. The concept of opportunity cost would become irrelevant if:

A. The market mechanism functioned to allocate resources.

B. The government allocated resources.

C. The production possibilities curve bowed outward.

D. Resources were no longer scarce.

9. If resources are limited:

A. People will rush to buy more goods than they would otherwise.

B. Businesses will sell more products than they would otherwise.

C. Choices that involve tradeoffs must be made.

D. All individuals are deprived of basic necessities.

10. Which of the following is true about the factors of production?

A. The factors of production as well as technology determine the physical limits to production

B. Rich countries have an unlimited quantity of factors.

C. The factors include natural resources but not skilled labor.

D. Some factors are scarce but other factors are not.

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Microeconomics Multiple choice questions. Please answer all the questions.

1. Scarcity:
A. exists because resources are limited while human wants are unlimited.
B. means we are unable to have as much as we would like to have.
C. will likely be eliminated as technology continues to expand.
D. is not an issue addressed in economics.

2. People are forced to make choices because of:
A. unlimited wants and unlimited resources.
B. limited wants and unlimited resources.
C. unlimited wants and limited resources.
D. limited wants and limited resources.
E. irrational wants and limited resources.

3. Which of the following is closest to the definition of capital?
A. c and e.
B. c and d.
C. Tools, equipment, means of transportation
D. Factories and machinery.
E. Borrowed money.

4. Which one of the following is the most accurate definition of economics?
A. Economics is the study of stocks and bonds.
B. Economics is the study of how people allocate unlimited resources.
C. Economics is the study of how consumers choose to spend their income.
D. Economics is the study of how society chooses to allocate scarce resources.

5. The basic difference between macroeconomics and microeconomics is:
A. microeconomics concentrates on individual markets while macroeconomics focuses primarily on international trade.
B. microeconomics concentrates on the behavior of individual consumers while macroeconomics focuses on the behavior of firms.
C. microeconomics concentrates on the behavior of individual consumers and firms while macroeconomics focuses on the performance of the entire economy.
D. microeconomics explores the causes of inflation while macroeconomics focuses on the causes of unemployment.

6. Which of the following is not a resource?
A. Land.
B. Labor.
C. Money.
D. Capital.

7. Which of the following would an economist classify as capital?
A. 100 shares of Microsoft stock.
B. $50 bill.
C. credit card.
D. lawyer's personal computer.

8. Economics, according to its definition, studies how people:
A. earn and spend money.
B. invest in the stock and bond markets.
C. make choices in the face of scarcity.
D. supply goods in response to demand.

9. Which of the following is the best example of a microeconomic topic?
A. The impact that the money supply has on inflation.
B. The reasons for increases in the price of soft drinks.
C. The effect that federal budget deficits have on the interest rate.
D. The tradeoff between inflation and unemployment.

10. Which of the following is a macroeconomics topic?
A. Wages of textile workers in the Northeast.
B. The cost of producing 10,000 bookcases.
C. The economy's annual growth rate.
D. National demand for fish.
E. Effects of farm subsidies on food prices.

11. An economic theory claims that a rise in gasoline prices will cause gasoline purchases to fall, Ceteris paribus. The phrase "Ceteris paribus" means that:
A. other relevant factors like consumer incomes must be held constant.
B. the gasoline prices must first be adjusted for inflation.
C. the theory is widely accepted but cannot be accurately tested.
D. consumers' need for gasoline remains the same regardless of the price.

12. An economic model is:
A. a plastic scaled version of the economy.
B. a complete depiction of reality.
C. an abstraction from reality.
D. applicable to consumer behavior but not to producer behavior.
E. not an accepted tool of the economics profession.

13. Which of the following sayings best reflects the concept of opportunity cost?
A. "You can't teach an old dog new tricks."
B. "There is no such thing as a free lunch."
C. "I have a baker's dozen."
D. "There's no business like show business."

14. The opportunity cost of watching television is:
A. all of the alternative programs that appear on other stations.
B. zero because there is no money expenditure involved.
C. the alternative use of the time foregone by watching the program.
D. zero if it benefits you.

15. Which of the following does not illustrate opportunity cost?
A. If I study, I must give up going to the football game.
B. If I buy a computer, I must do without a 35" television.
C. More consumer spending now means more spending in the future.
D. If I spend more on clothes, I must spend less on food.

16. When deciding whether to buy a second car, marginal analysis indicates that the purchaser should compare the:
A. benefits expected from two cars with the cost of both.
B. additional benefits expected from a second car with the cost of the two cars.
C. dollar cost of the two cars with the potential income that the cars will generate.
D. additional benefits of the second car with the additional cost of the second car.

17. According to marginal analysis, you should spend more time studying economics if the extra benefit from an additional hour of study:
A. is positive.
B. outweighs the extra cost.
C. exceeds the benefits of the previous hour of study.
D. will raise your exam score.

ECN E101 Lecture 2: ECN E101 Class 2

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