Foundations of Microeconomics, Chapter 1-6, Quizzes – Flashcards

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question
Which of the following describes the reason why scarcity exists?
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Wants exceed the resources available to satisfy them
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Which of the following defines economics?
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Economics is the social science that studies the choices made to cope with scarcity how incentives influence those choices and how the choices are coordinated
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Of the three big questions, what, how, and for whom, which of the following is an example of a how question? - Why do doctors and lawyers earn high incomes? - Why don't we produce more small cars and fewer gas guzzlers? - Why do we use machines rather than migrant workers to pick grapes? - Why do college football coaches earn more than professors?
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Why do we use machines rather than migrant workers to pick grapes?
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Which of the following is not a key idea in the economic way of thinking? - People make rational choices by comparing costs and benefits - Poor people are discriminated against and should be treated more fairly - A rational choice is made at the margin - Choices respond to incentives
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Poor people are discriminated against and should be treated more fairly
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A rational choice is - the best thing you must forgo to get something - what you are willing to forgo to get something - made by comparing marginal benefit and marginal cost - the best for society
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made by comparing marginal benefit and marginal cost
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Which of the following best illustrates your marginal benefit from studying? - The knowledge you gain from studying 2 hours a night for a month - The best things forgone by studying 2 hours a night for a month - What you are willing to give up to study for one additional hour - What you must give up to be able to study for one additional hour
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What you are willing to give up to study for one additional hour
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The scientific method uses models to
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focus on those features of reality assumed relevant for understanding a cause and effect relationship
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Which of the following is a positive statement? - We should stop using corn to make ethanol because it is raising the cost of food - you will get the most out of college life if you play a sport once a week - Competition among cell-phone providers across the borders of Canada ,Mexico, and the United States has driven roaming rates down - Bill Gates ought to spend more helping to eradicate malaria in Africa
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Competition among cell-phone providers across the borders of Canada, Mexico, and the United States has driven roaming rates down.
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Which of the following classifications is correct? - City streets are consumption goods because they wear out with use - Stocks are capital goods because when people buy and sell them they make a profit - The coffee maker in the coffee shop at an airport is a consumption good because people buy the coffee it produces - White House security is a government service because it is paid for by the government
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White House security is a government service because it is paid for by the government.
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Which of the following statements about U.S. production is correct?
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Consumption goods and services represent 85 percent of U.S. production by value and that percentage doesn't fluctuate much
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Which of the following items is NOT a factor of production?
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A bank loan to a farmer
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What is human capital?
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your professor's knowledge of the economy
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Which of the following statements is correct?
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Capital earns interest and labor earns wages
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How are goods and services produced in the global economy?
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Emerging economies use more capital-intensive technology than do developing economies.
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In the circular flow model, which of the following items is a real flow?
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The flow of labor services from households to firms
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Which of the following events illustrates the law of demand: Other things remaining the same, a rise in the price of a good will ______
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decrease the quantity demanded of that good
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In the market for jeans, which of the following events increases the demand for a pair of jeans?
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The price of a denim skirt (a substitute for jeans) rises.
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Other things remaining the same, a fall in the price of peanuts will___
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decrease the quantity supplied of peanuts
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In the market of cell phones, which of the following events increases the supply of cell phones?
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New technology lowers the cost of making a cell phone
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When floods wiped out the banana crop in Central America, the equilibrium price of bananas _____ and the equilibrium quantity of bananas _____
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rose: decreased
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A decrease in the demand for chocolate with no change in the supply of chocolate will create a ____ of chocolate at today's price, but gradually the price will ____
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surplus; fall
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Many Americans are selling their used cars and buying new fuel-efficient hybrids. Other things remaining the same, in the market for used cars, _____ and in the market for hybrids _____
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supply increases and the price falls; demand increases and the price rises
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When the price of ice cream rises from $3 to $5 a scoop, the quantity of ice cream bought decreases by 10 percent. The price elasticity of demand for ice cream is ___
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0.2
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In Pioneer Ville, the price elasticity of demand for bus rides is 0.5. When the price of a bus ticket rises by 5 percent, ______
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the quantity of bus rides demanded decreases by 2.5 percent
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The price elasticity of demand for a good is 0.2. A 10 percent rise in the price will ____ the total revenue from sales of the good
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increase
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If the price of a good falls and expenditure on the good rises, the demand for the good is ____
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elastic
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When the price of a good rises from $5 to $7 a unit, the quantity supplied increases from 110 to 130 units a day. The price elasticity of supply is ______. The supply of the good is _______
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0.5; inelastic
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The cross elasticity of demand for good A with respect to good B is 0.2. A 10 percent change in the price of good B will lead to a _____percent change in the quantity of good A demanded. Goods A and B are _____
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-2; complements
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A 2 percent increase in income increases the quantity demanded of a good by 1 percent. The income elasticity of demand for this good is _____. The good is a _______
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1/2; normal
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The method of allocation that most stores use during Thanksgiving sales is:
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a combination of market price and first-come, first-served
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All of the following statements are correct EXCEPT - the value of an additional unit of the good equals the marginal benefit from the good - marginal benefit is the excess of value over the price paid, summed over the quantity consumed - the maximum price willingly paid fo a unit of a good is the marginal benefit from it - price is what we pay for a good but value is what we get from it
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marginal benefit is the excess of value over the price paid, summed over the quantity consumed
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Choose the best statement. - an increase in the demand for a good increases producer surplus - if producers decrease the supply of the good, their producer surplus will increase - producer surplus equals the total revenue from selling the good - producer surplus is the excess of the value of the good over the market price, summed over the quantity produced
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an increase in the demand for a good increases producer surplus
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The market for a good s efficient if ____
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the total surplus is maximized
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When the marginal benefit from a good exceeds its marginal cost, _____
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a deadweight loss, which is the excess of marginal benefit over marginal cost, arises
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Market failure arises if _____
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total surplus is not maximized
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The allocation of resources is fair _____
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in the fair-rules view if owners of the resources are protected by property rights and all transfers of resources are voluntary
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