Econ 105 Chapter 1

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3) Empiricism is analysis that uses ________ to test theories. A) data B) illustrations C) philosophy D) value judgments

A data

21) Out of a set of feasible alternatives, an optimizer should choose the alternative with the: A) highest net benefit. B) highest opportunity cost. C) lowest total cost, regardless of benefit. D) highest total benefit, regardless of cost.

A) highest net benefit.

27) The understanding of why an economy is contracting during slowdowns and how to recommend appropriate policies is studied under: A) macroeconomics. B) microeconomics. C) agricultural economics. D) international economics.

A) macroeconomics.

28) Understanding the impact of carbon taxes on the energy usage of individual households and firms is studied under: A) microeconomics. B) macroeconomics. C) fiscal economics. D) financial economics.

A) microeconomics.

Economic reasoning implies that economic agents will make decisions: A) by random selection. B) by comparing the costs and benefits of various options. C) by replicating the choices made by other economic agents. D) solely on the basis of tastes and preferences for various options.

B) by comparing the costs and benefits of various options.

1) Empiricism refers to the process of: A) measuring variables. B) testing ideas using data. C) collecting and organizing data. D) making choices using values and beliefs.

B) testing ideas using data.

24) Which of the following is an example of a topic studied by macroeconomists? A) Savings of a single household B) Productivity of an agricultural farm C) Total output of an economy D) Price determination by a multinational corporation

C) Total output of an economy

22) ________ is the study of an economy as a whole. A) Microeconomics B) Game theory C) Behavioral economics D) Macroeconomics

D) Macroeconomics

4) Which of the following is NOT a key principle of economics? A) Optimization B) Equilibrium C) Empiricism D) Substitution

D) Substitution

3) When the market for a commodity is in equilibrium: A) no economic agent will want to change his or her behavior. B) there will still be some unsold stock of the commodity. C) all buyers of the commodity will want to change their behavior. D) all sellers of the commodity will want to change their behavior.

A) no economic agent will want to change his or her behavior.

2) Feasible options are options: A) that are available and affordable. B) that are available but not affordable. C) that are affordable but not available. D) that are optimal for an economic agent.

A) that are available and affordable.

19) ________ is the study of how individuals, households, governments, and firms make choices and how those choices affect prices, the allocation of resources, and the well-being of other agents. A) Growth theory B) Microeconomics C) Macroeconomics D) Monetary economics

B) Microeconomics

15) Which of the following statements is true? A) Positive economics deals with issues that are subjective. B) Normative statements depend on personal preferences. C) Positive economics recommends what people ought to do. D) Normative economic statements can be confirmed or disproven.

B) Normative statements depend on personal preferences.

12) A consumer has $50 to spend. He has to decide between buying two goods: magazines priced at $5 each and DVDs priced at $10 each. Which of the following combinations of the two goods will exactly satisfy his budget constraint? A) 3 magazines and 4 DVDs B) 2 magazines and 4 DVDs C) 6 magazines and 1 DVD D) 2 magazines and 2 DVDs

B) 2 magazines and 4 DVDs

7) Which of the following is an example of free riding? A) A housekeeper cleaning a house B) A tax evader enjoying national security C) A consumer paying for pollution control D) An individual who buys a ticket for a baseball match

B) A tax evader enjoying national security

11) Which of the following is an example of a positive economic statement? A) The government should ideally work as a welfare state. B) An increase in income causes an increase in savings. C) Economics is the most useful social science. D) Eliminating poverty is more important than reducing inflation.

B) An increase in income causes an increase in savings.

1) Which of the following statements is true? A) Economics is concerned with money, not choices. B) Economics can be used to predict people's actions. C) Economics does not provide insights into human behavior. D) Economic reasoning tends to reduce the quality of decision making

B) Economics can be used to predict people's actions.

9) ________ economics is analysis that generates objective descriptions or predictions about the world that can be verified with data. A) Positive B) Negative C) Marginal D) Normative

positive

1) Which of the following statements is true? A) All economic agents are necessarily individuals. B) A worker who shirks work is not an economic agent. C) A government is an example of an economic agent. D) A street gang is not an economic agent.

C. A government is an example of an economic agent.

15) A student has two options: she can either surf the web, or work part-time. Working part-time pays her $20 per hour. What is the student's opportunity cost of surfing the web for 5 hours? A) $4 B) $20 C) $50 D) $100

D 100

Which of the following statements is true? A) Gold is not a scarce resource. B) Both life-saving drugs and ice cream are examples of scarce goods. C) If a scarce resource is given away for free, everyone will be able to consume it. D) Scarcity means that there is an imbalance between unlimited resources and limited wants.

B Both life-saving drugs and ice cream are examples of scarce goods.

Economics is primarily the study of: A) the relationship between matter and its motion. B) agents' choices and their impact on society. C) events of the past, and how these events affect present human behavior. D) the different types of governments and the impact of their policies on a nation.

B agents' choices and their impact on society.

In economics, scarcity refers to the situation of: A) optimizing with the use of limited information. B) having more wants than the amount of available resources. C) rationing of available goods and services by the government. D) sellers setting the prices of their products too high for people to be able to afford them. Answer: B

B having more wants than the amount of available resources.

Which of the following is NOT a scarce resource? A) Gold B) Pollution C) Petroleum D) iPhones

B pollution

9) Which of the following statements is true of free riding? A) Free riding is easy to detect and punish. B) Free riding reduces with social pressure. C) Free riding is not affected by incentives. D) Free riding does not impose a cost on society.

B) Free riding reduces with social pressure.

12) ________ economics prescribes what an individual or society ought to do. A) Positive B) Negative C) Behavioral D) Normative

D normative

23) Which of the following is an example of a topic studied by macroeconomists? A) Aggregate demand in an economy B) Price determination by a firm C) Appropriateness of nationwide ethanol subsidies D) Decision making by a producer

A) Aggregate demand in an economy

14) Which of the following is an example of a normative economic statement? A) An increase in government expenditure will lead to an increase in well-being. B) An increase in the money supply will lead to an increase in the inflation rate. C) An increase in income is accompanied by an increase in savings. D) An increase in income is accompanied by an increase in consumption.

A) An increase in government expenditure will lead to an increase in well-being.

6) Which of the following is an example of free riding? A) An individual who sneaks inside a music concert B) A consumer who buys his groceries from a nearby store C) A tax payer who exercises in the public park near his house D) A club member who makes voluntary contributions to the club

A) An individual who sneaks inside a music concert

17) ________ is a calculation that adds up costs and benefits using a common unit of measurement, like dollar values. A) Cost-benefit analysis B) Revenue-income analysis C) Budget constraint analysis D) Expenditure-income analysis

A) Cost-benefit analysis

2) Which of the following statements is true? A) Data help establish whether theories match reality. B) Data are not an integral part of optimization analysis. C) Empiricism is not an integral part of optimization analysis. D) Empiricism refers to the testing of ideas without using data.

A) Data help establish whether theories match reality.

3) Which of the following statements is true of data? A) Data help in verifying causal relationships. B) Data are not important to evaluate theories. C) Anecdotes work as good substitutes for data. D) The less the available data, the better the analysis.

A) Data help in verifying causal relationships.

21) Which of the following is an example of a topic studied by microeconomists? A) Energy consumption by a firm B) Nationwide inflation rate C) Economic growth as a means to alleviate poverty D) Aggregate demand and aggregate supply in an economy

A) Energy consumption by a firm

16) Which of the following statements correctly differentiates between positive and normative economics? A) Positive economics is descriptive, whereas normative economics is advisory. B) Positive economics describes what people ought to do, whereas normative economics describes what people actually do. C) Positive economics is based on judgments, whereas normative economics is not. D) Positive economics can only be applied to microeconomics, whereas normative economics can be applied to both microeconomics and macroeconomics.

A) Positive economics is descriptive, whereas normative economics is advisory.

6) Which of the following statements is true? A) Rational economic agents maximize more than just monetary income. B) An individual does not require information to make optimal decisions. C) The principle of optimization is only accurate when it comes to making monetary decisions. D) It is not necessary to consider the risks of a particular alternative while making an optimal decision.

A) Rational economic agents maximize more than just monetary income.

4) Which of the following statements is true? A) Testing with data is essential to develop a good theory. B) Knowledge of economics complicates decision making. C) Cost-benefit analysis can be applied only to limited economic decisions. D) Economics is more of a theoretical subject with limited applications in the real world.

A) Testing with data is essential to develop a good theory.

3) A consumer has $40 that he wants to spend. He is faced with four options: a camera that costs $60, a cell phone that costs $150, a book that costs $10, and a Bluetooth speaker that costs $45. Which of the following is a feasible option for the consumer? A) The book B) The camera C) The cell phone D) The Bluetooth speaker

A) The book

19) Suppose that Jinelle, an engineer, has to choose between two jobs. Which of the following statements is true? A) When deciding between both jobs, she should consider both wage and non-wage attributes of each job. B) While deciding between jobs, she should focus only on the costs of each job and ignore the benefits. C) While deciding between jobs, she should only focus on the benefits from each job and ignore the costs. D) While deciding between jobs, she should consider the wage attributes and ignore the non-wage attributes of each job.

A) When deciding between both jobs, she should consider both wage and non-wage attributes of each job.

5) The term "free riders" refers to people who: A) don't contribute but still benefit from others' actions. B) make economic decisions randomly and are not rational. C) selflessly pay for others' consumption of goods and services. D) haggle over the prices of the goods and services that they buy.

A) don't contribute but still benefit from others' actions.

30) The relationship between a firm's advertising expenditure and its profit is studied under: A) microeconomics. B) macroeconomics. C) public economics. D) international economics.

A) microeconomics.

10) A consumer has $20 that he wants to spend on two goods: pens priced at $2 each, and pencils priced at $1 each. Which of the following correctly represents his budget constraint? A) $20 = ($2/Quantity of pens) + ($1/Quantity of pencils) B) $20 = ($2 × Quantity of pens) + ($1 × Quantity of pencils) C) $20 = ($3/Quantity of pens + Quantity of pencils) D) $20 = $3 × (Quantity of pens - Quantity of pencils)

B) $20 = ($2 × Quantity of pens) + ($1 × Quantity of pencils)

9) Which of the following statements is true? A) A budget constraint is the same for a consumer at all levels of income. B) A budget constraint quantifies the trade-offs that economic agents face while making decisions. C) A budget constraint is a function of the income of the consumer and not the prices of the goods and services available for consumption. D) A budget constraint is based on the minimum amount of money that an economic agent can spend on goods and services.

B) A budget constraint quantifies the trade-offs that economic agents face while making decisions.

10) Which of the following is an example of a positive economic statement? A) The pricing policies of monopolies should be strictly supervised. B) Unemployment is more harmful than inflation. C) Higher interest rates will encourage more savings. D) Pollution is one of the most serious economic problems.

C) Higher interest rates will encourage more savings.

4) Which of the following is true of equilibrium? A) Equilibrium refers to a situation where the government allocates resources among economic agents. B) Equilibrium refers to a situation where all economic agents simultaneously optimize after considering each other's actions. C) Equilibrium refers to a situation where all economic agents are making sub-optimal choices and have an incentive to change behavior. D) Equilibrium refers to a situation where an economic agent can be made better off without making anyone else worse off.

B) Equilibrium refers to a situation where all economic agents simultaneously optimize after considering each other's actions.

1) Which of the following correctly defines the term "equilibrium"? A) It refers to analysis that uses data to arrive at conclusions. B) It refers to a situation where all agents are simultaneously optimizing. C) It refers to an optimizing decision made by an individual economic agent. D) It refers to government intervention that efficiently allocates scarce resources.

B) It refers to a situation where all agents are simultaneously optimizing.

20) Which of the following is an example of a topic studied by microeconomists? A) National income calculations B) Price determination by a firm C) Measures to combat inflation D) Interest rate determination

B) Price determination by a firm

10) Assume that a house is rented by four students. When it comes to keeping the house clean, each of the four roommates has an incentive to leave cleaning to the others. As a result, the house is never clean. Which of the following is the best solution to this problem of free riding? A) Ask every roommate to clean the house if they dirty it B) Require every roommate to contribute to a cleaning service C) Require each roommate to pay more toward the house rent and groceries D) Assign one roommate the responsibility to keep a watch over the other students

B) Require every roommate to contribute to a cleaning service

2) Which of the following will hold true if the market for cameras is in equilibrium at a price of $40? A) Sellers of cameras will have an incentive to charge a price higher than $40. B) The quantity of cameras produced will equal the quantity of cameras bought in the market. C) Buyers of cameras will want to buy fewer cameras than they are purchasing at equilibrium. D) If the cost of producing cameras falls below $40 per camera, all sellers will stop supplying cameras.

B) The quantity of cameras produced will equal the quantity of cameras bought in the market.

18) Cost-benefit analysis requires: A) choosing the alternative with the least net benefit. B) all costs and benefits to be measured in the same unit. C) evaluating the budget constraint before making a choice. D) that the risks associated with different alternatives are ignored.

B) all costs and benefits to be measured in the same unit.

8) Each member in a group might do what's best for himself or herself instead of behaving in a way that optimizes the well-being of the entire group. This gives rise to the problem of: A) Pareto inefficiency. B) free riding. C) irrational behavior. D) disequilibrium.

B) free riding.

8) A budget constraint represents the: A) total money income that an agent earns in different time periods. B) goods and services an economic agent can choose given her limited income. C) inequality in the incomes earned by various economic agents. D) aggregate income earned by all the firms in an economy.

B) goods and services an economic agent can choose given her limited income.

A decision or a choice that is made after using optimization analysis: A) has zero opportunity cost. B) is not necessarily risk free. C) is the same for all individuals. D) cannot be justified using normative analysis.

B) is not necessarily risk free.

29) The relationship between the unemployment rate and inflation is studied under: A) microeconomics. B) macroeconomics. C) behavioral economics. D) international economics.

B) macroeconomics.

23) If a job pays a wage of $50 per hour, but has a non-wage cost valued at $20 per hour, the net benefit of taking the job equals: A) $2.5 per hour. B) $20 per hour. C) $30 per hour. D) $70 per hour.

C) $30 per hour.

16) John has to choose between two jobs: one that offers him $50 per hour and one that offers him $35 per hour. The opportunity cost of choosing the job that offers him $50 per hour is: A) $1.5 per hour. B) $15 per hour. C) $35 per hour. D) $85 per hour.

C) $35 per hour.

22) If a particular choice that an individual faces gives him a benefit of $20 but costs $30, the net benefit from making this choice equals: A) $20. B) $10. C) -$10. D) -$30.

C) -$10.

13) Which of the following statements is true? A) All rational economic agents attempt to maximize their income. B) A rational consumer makes his decisions depending on what the majority chooses. C) A budget constraint is an economic tool that quantifies the trade-off between consumption of two goods. D) A trade-off refers to the exchange of goods between economic agents through a barter system or mutual exchange.

C) A budget constraint is an economic tool that quantifies the trade-off between consumption of two goods.

2) Which of the following best describes equilibrium? A) A situation where the government intervenes to allocate resources B) A situation where only one individual or firm takes an optimum decision C) A situation where no economic agent would benefit by changing his or her behavior D) A situation where economic agents do not optimize as they do not have perfect information

C) A situation where no economic agent would benefit by changing his or her behavior

5) Which of the following statements is true? A) Optimization requires individuals to foresee the future perfectly. B) An optimizing individual need not consider the risks involved in various choices. C) An optimizing individual is also likely to exhibit rationality. D) The less information that is available, the easier it is to make optimal decisions.

C) An optimizing individual is also likely to exhibit rationality.

Which of the following statements correctly highlights the difference between microeconomics and macroeconomics? A) Microeconomics is descriptive, whereas macroeconomics is advisory. B) Microeconomics primarily deals with positive analysis, whereas macroeconomics primarily deals with normative analysis. C) Microeconomics deals with a small part of the economy, whereas macroeconomics deals with aggregate economic performance. D) Microeconomics describes what economic agents actually do, whereas macroeconomics describes what economic agents ought to do.

C) Microeconomics deals with a small part of the economy, whereas macroeconomics deals with aggregate economic performance.

18) Which of the following statements is true? A) Positive economics describes what people ought to do. B) Normative economics describes what people actually do. C) Positive economics generates objective descriptions that can be verified with data. D) Normative economics is free from value judgments, tastes, and preferences of economic agents.

C) Positive economics generates objective descriptions that can be verified with data.

7) Economics is primarily the study of: A) the mental functions and behavior of individuals and groups. B) the state, nation, government, and politics and policies of governments. C) the problems related to existence and evolution of society. D) how agents choose to allocate scarce resources and how the choices affect society.

D how agents choose to allocate scarce resources and how the choices affect society.

11) An individual has 8 hours to spare. He has to divide his time between two activities: reading and writing. Which of the following allocations will exactly satisfy the individual's budget constraint? A) 3 hours of reading and 4 hours of writing B) 4 hours of reading and 6 hours of writing C) 2 hours of reading and 2 hours of writing D) 5 hours of reading and 3 hours of writing

D) 5 hours of reading and 3 hours of writing

5) Which of the following is a feature of a good theory? A) A good theory does not rely on data. B) A good theory cannot be tested with data. C) A good theory is free from approximations. D) A good theory closely predicts actual behavior.

D) A good theory closely predicts actual behavior.

13) Which of the following is an example of a normative economic statement? A) A cut in the tax rate will lead to an increase in consumption. B) A relaxation in import duties will encourage imports. C) An increase in subsidies to farmers will boost agricultural production. D) An increase in social security benefits will increase the welfare of all economic agents.

D) An increase in social security benefits will increase the welfare of all economic agents.

1) Which of the following statements is true of optimization? A) Optimization analysis only relates to the financial budget of an economic agent. B) Individuals who optimize do not consider costs when choosing the most feasible alternative. C) Economic agents can optimize only when they are able to perfectly estimate all future costs and benefits. D) Economic agents who optimize attempt to choose the best feasible option, given the information that they have.

D) Economic agents who optimize attempt to choose the best feasible option, given the information that they have

1) Which of the following statements is true of equilibrium? A) Economic agents have an incentive to divert from equilibrium. B) Each economic agent can reach equilibrium irrespective of the actions of others. C) In equilibrium, the opportunity cost of the choices made by each economic agent is zero. D) In equilibrium, all economic agents are choosing the best feasible option simultaneously.

D) In equilibrium, all economic agents are choosing the best feasible option simultaneously.

7) Which of the following correctly identifies the trade-off that a budget constraint represents? A) The amount of income that must be given up to obtain an additional unit of a good B) The maximum amount of two goods that a consumer can purchase given his income C) The optimum combination of goods that a consumer with a given income should purchase D) The amount of one good that has to be given up to purchase an additional unit of the other good

D) The amount of one good that has to be given up to purchase an additional unit of the other good

25) Which of the following statements is true? A) Microeconomics is the study of an economy as a whole. B) Macroeconomics studies how individuals make choices. C) The study of the inflation rate is covered under microeconomics. D) The study of the unemployment rate is covered under macroeconomics.

D) The study of the unemployment rate is covered under macroeconomics.

17) Positive economics is descriptive because: A) it is based on ethical judgments. B) its predictions cannot be verified with data. C) it prescribes what an individual or society ought to do. D) it explains what has happened or predicts what will happen.

D) it explains what has happened or predicts what will happen.

14) The best alternative use of a resource is referred to as its: A) sunk cost. B) market price. C) marginal utility. D) opportunity cost.

D) opportunity cost.

20) The net benefit of a particular alternative equals: A) the benefits received from the alternative plus the costs incurred in choosing the alternative. B) the benefits received from the alternative divided by the costs incurred in choosing the alternative. C) the costs incurred in choosing the alternative divided by the benefits received from the alternative. D) the benefits received from the alternative minus the costs incurred in choosing the alternative.

D) the benefits received from the alternative minus the costs incurred in choosing the alternative.

Which of the following best describes scarce resources? A) Resources that most people cannot afford to buy B) Resources that can only be distributed efficiently by the government C) Resources for which the quantity demanded is the same for all economic agents D) Resources for which the quantity that people want exceeds the quantity that is freely available

D. Resources for which the quantity that people want exceeds the quantity that is freely available

Define economics. Who are economic agents?

Economics is the study of how agents choose to allocate scarce resources and how these choices affect society. An economic agent is an individual or a group that makes choices.

Define the three key principles of economics. a) Optimization: Optimization refers to the process of choosing the best option from a set of alternatives, given the available information. b) Equilibrium: Equilibrium is a special situation where everyone is simultaneously optimizing, so that nobody would benefit personally by changing his or her behavior. c) Empiricism: Empiricism is analysis that is evidence-based as it uses data to test theories and to determine what is causing things to happen in the world.

Optimization: Optimization refers to the process of choosing the best option from a set of alternatives,


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