大学MOOC Principle of Economics(University of International Business and Economics)1458977162 最新慕课完整章节测试答案

Week 1 Unit testing

1、单选题：
‎The scarcity problem is______ Question.‍
选项：
A: due to low price
B: it only happens in poor countries
C: that can be eliminated through market exchange
D: what all countries and individuals will face in the past, present and visible future
答案: 【 what all countries and individuals will face in the past, present and visible future】

2、单选题：
‌Economics is the course about _______.‌
选项：
A: how to increase wealth
B: how to achieving efficiency of resource allocation and resource utilization
C: production and consumption
D: market and exchange
答案: 【 how to achieving efficiency of resource allocation and resource utilization】

3、单选题：
‌Rational person in economics refers to  _________.‎
选项：
A: a man of high moral character
B: a person who acts legally
C: a person pursuit of personal interests maximization
D: a man who benefits himself at the expense of others
答案: 【 a person pursuit of personal interests maximization】

4、单选题：
‌The basic economic problem is _______.‏
选项：
A: scarcity
B: health and medical security
C: reduce unemployment
D: improve people's income
答案: 【 scarcity】

5、单选题：
​Rational people compare the cost and benefit of behavior, only when_______ is effective.‌
选项：
A: the total benefit is greater than or equal to the total cost
B: average benefit greater than or equal to average cost
C: marginal benefit greater than or equal to marginal cost
D: maximum total benefit or minimum total cost
答案: 【 marginal benefit greater than or equal to marginal cost】

6、单选题：
‌If the government uses some resources for the construction of high-speed rail, these resources cannot be used for education. The concept involved in this sentence is _________.‌
选项：
A: Market
B: Macroeconomic policy
C: Marginal interest
D: Opportunity cost
答案: 【 Opportunity cost】

7、单选题：
‌The market coordinates the decision-making of single economic subject by ______.​
选项：
A: laws and rules
B: price of products and factors
C: plans and instructions
D: publicity and advertising
答案: 【 price of products and factors】

8、单选题：
‌________ are not the performance of market failure.‌
选项：
A: The huge profits made by manufacturers
B: Market power
C: Fail to achieve the goal of social equity
D: Externality
答案: 【 The huge profits made by manufacturers】

9、单选题：
‌People's living standards in a country depend on _______.‎
选项：
A: the amount of resources the country has
B: its macroeconomic policies
C: the level of productivity in that country
D: the amount of money issued in that country
答案: 【 the level of productivity in that country】

10、单选题：
​The result of increasing money circulation is to______.‍
选项：
A: raise prices
B: raise interest rates
C: increase the rate of economic growth
D: increase wealth
答案: 【 raise prices】

11、单选题：
‍Empirical expression is about _________.‎
选项：
A: “what is right”
B: "what is"
C: "what should be"
D: "unable to test facts"
答案: 【 "what is"】

12、单选题：
‏Economists as policy advisors usually use_______ Way to express the point.‏
选项：
A: mathematical formula
B: written words
C:  empirical statement
D: normative expression
答案: 【 normative expression】

13、多选题：
‏The opportunity cost of going to university includes_______.‎
选项：
A: the salary abandoned due to going to University
B: the expenses for purchasing teaching materials
C:  the cost of food
D: the cost of purchasing teaching materials
答案: 【 the salary abandoned due to going to University;
the expenses for purchasing teaching materials;
the cost of purchasing teaching materials】

14、多选题：
‎According to the principles of economics, transactions that are beneficial to both sides of the transaction need to conform to_________.‎
选项：
A: the requirements of social development goals
B: the principle of professional division based on comparative advantage
C: the principle of all-round plan arrangement
D: the principle of voluntary transactions
答案: 【 the principle of professional division based on comparative advantage;
the principle of voluntary transactions】

15、多选题：
‌In the following statements_________ is a normative expression.‍
选项：
A: The government must reduce the price of housing in order to achieve "home ownership".
B: The best tax rate is zero, because zero tax rate keeps people from losing their wealth.
C: There should be 4 credits in economics course, because it is our favorite course.
D: Rising wages have led to higher unemployment.
答案: 【 The government must reduce the price of housing in order to achieve "home ownership".;
The best tax rate is zero, because zero tax rate keeps people from losing their wealth.;
There should be 4 credits in economics course, because it is our favorite course.】

16、判断题：
‏Everyone will face trade-offs.‌
选项：
A: 正确
B: 错误
答案: 【 正确】

17、判断题：
‍Economics studies the selection principle of rational people to make full use of scarce resources to meet their wishes.​
选项：
A: 正确
B: 错误
答案: 【 正确】

18、判断题：
‌There is often no relationship between unemployment rate and inflation rate.‍
选项：
A: 正确
B: 错误
答案: 【 错误】

19、判断题：
‎Rational people adjust their behavior according to the change of motivation.‎
选项：
A: 正确
B: 错误
答案: 【 正确】

20、判断题：
‍Trade can always improve everyone's welfare.‍
选项：
A: 正确
B: 错误
答案: 【 错误】

Week 10 Unit testing

1、单选题：
​ Income generated by a nation’s domestic production​
选项：
A: is less than its domestic production.
B: is equal to its domestic production.
C: is greater than its domestic production.
D: could be less than, equal to, or greater than its domestic production.
答案: 【 is equal to its domestic production.】

2、单选题：
‎If in some year real GDP was $25 billion and the GDP deflator was 68, what was nominal GDP?​
选项：
A: $2.72 billion.
B: $17 billion.
C: $36.8 billion.
D: $43 billion.
答案: 【 $17 billion.】

3、单选题：
‍Which government entity computes U.S. GDP every three months?‎
选项：
A: the Council of Economic Advisers
B: the Department of Commerce
C: the Department of Treasury
D: the Federal Reserve
答案: 【 the Department of Commerce】

4、单选题：
‍Which of the following is included in Singapore’s GDP?‍
选项：
A: The value of production by a Singaporean working in the U.S.
B: The value of production by an American working in Singapore.
C: The value of production by a Singaporean that crosses the border to work in Malaysia.
D: All of the above are correct.
答案: 【 The value of production by an American working in Singapore.】

5、单选题：
​Consumption consists of spending by households on goods and services, with the exception of‍
选项：
A: purchases of intangible services.
B: purchases of durable goods.
C: purchases of new houses.
D: spending on education.
答案: 【 purchases of new houses.】

6、单选题：
‏If a U.S. citizen buys a television made in Korea by a Korean firm, then‌
选项：
A: U.S. net exports decrease and U.S. GDP decreases.
B: U.S. net exports are unaffected and U.S. GDP decreases.
C: U.S. net exports are unaffected and U.S. GDP is unaffected.
D: U.S. net exports decrease and U.S. GDP is unaffected.
答案: 【 U.S. net exports decrease and U.S. GDP is unaffected.】

7、单选题：
‍In the economy of Talikastan in 2015, consumption was $1000, GDP was $1950, government purchases were $500, and investment was $700. What were Talikastan’s net exports in 2015?‎
选项：
A: -$250
B: $250 
C: $2200
D: Net exports cannot be calculated from the information given.
答案: 【 -$250】

8、单选题：
‎In the GDP accounts production equals‏
选项：
A: income.
B: income + saving.
C: income - government expenditures.
D: income - imports.
答案: 【 income.】

9、单选题：
‌A statistical discrepancy‌
选项：
A: exists because data sources are not perfect, so measures of expenditures and income are not equal.
B: insures that GDP will approximately equal GNP.
C:  explains the close association between GDP and quality of life measures such as literacy and life expectancy.
D: explains the inadequacy of GDP in capturing the value of leisure and the value of a clean environment.
答案: 【 exists because data sources are not perfect, so measures of expenditures and income are not equal.】

10、单选题：
‍For monitoring fluctuations in the national economy, which measure of income is best?‍
选项：
A: GDP
B: GNP
C: NNP
D: It does not matter very much which measure we use.
答案: 【 It does not matter very much which measure we use.】

11、单选题：
‏Retained earnings is income that‎
选项：
A: households retain after paying taxes.
B: businesses retain after paying taxes.
C: corporations have earned but have not used to invest in plant, equipment, and inventories.
D: corporations have earned but have not paid out to their owners.
答案: 【 corporations have earned but have not paid out to their owners.】

12、单选题：
‌Jackie, a Canadian citizen, works only in the United States. The value of the output she produces is‏
选项：
A: included in both U.S. GDP and U.S. GNP.
B: included in U.S. GDP, but it is not included in U.S. GNP.
C: included in U.S. GNP, but it is not included in U.S. GDP.
D: included in neither U.S. GDP nor U.S. GNP.
答案: 【 included in U.S. GDP, but it is not included in U.S. GNP.】

13、多选题：
‏For an economy as a whole,‍
选项：
A: the market value of production must equal expenditure.
B: consumption must equal income.
C: income must equal expenditure.
D: consumption must equal saving.
答案: 【 the market value of production must equal expenditure.;
income must equal expenditure.】

14、多选题：
‎In a simple circular-flow diagram, firms use the money they get from a sale to‎
选项：
A: pay wages to workers.
B: pay rent to landlords.
C: pay profit to the firms’ owners.
D: purchase resources from households.
答案: 【 pay wages to workers.;
pay rent to landlords.;
pay profit to the firms’ owners.;
purchase resources from households.】

15、多选题：
‏Which of the following is  included in GDP?‎
选项：
A: carrots grown in your garden and eaten by your family.
B: carrots purchased at a farmer’s market and eaten by your family.
C: carrots purchased at a grocery store and eaten by your family.
D: None of the above are included in GDP.
答案: 【 carrots purchased at a farmer’s market and eaten by your family.;
carrots purchased at a grocery store and eaten by your family.;
None of the above are included in GDP.】

16、多选题：
‎Which of the following statements about GDP is correct?​
选项：
A: GDP measures two things at once: the total income of everyone in the economy and the total expenditure on the economy’s output of goods and services.
B: Money continuously flows from households to firms and then back to households, and GDP measures this flow of money.
C: GDP is generally regarded as the best single measure of a society’s economic well­being.
D: GDP measures two things at once: the total income of everyone in the economy and the unemployment rate of the economy’s labor force.
答案: 【 GDP measures two things at once: the total income of everyone in the economy and the total expenditure on the economy’s output of goods and services.;
Money continuously flows from households to firms and then back to households, and GDP measures this flow of money.;
GDP is generally regarded as the best single measure of a society’s economic well­being.】

17、判断题：
​When an American doctor opens a practice in Bermuda, his production there is part of U.S. GDP.‍
选项：
A: 正确
B: 错误
答案: 【 错误】

18、判断题：
‌At a rummage sale, you buy two old books and an old rocking chair; your spending on these items is not included in current GDP.‏
选项：
A: 正确
B: 错误
答案: 【 正确】

19、判断题：
‌Expenditures by households on education are included in the consumption component of GDP.‍
选项：
A: 正确
B: 错误
答案: 【 正确】

20、判断题：
‍The overall effect of accounting for purchases of foreign goods in GDP reduces GDP.‍
选项：
A: 正确
B: 错误
答案: 【 错误】

Week 11 Unit testing

1、单选题：
‍The basic reason for the gap in income levels between countries is _______.​
选项：
A: Different starting points for economic development
B: Total population gap
C: Gap in economic growth rates
D: All of the above are possible
答案: 【 Gap in economic growth rates】

2、单选题：
‌_________ is a key factor in determining living standards.‎
选项：
A: Quantity of natural resources
B: Quantity of imported goods
C:  Population
D: Ability to produce goods and services
答案: 【 Ability to produce goods and services】

3、单选题：
‎The impact of material capital on productivity is restricted by _______.‏
选项：
A: Economies of scale
B:  Law of diminishing returns
C: Human capital stock
D: All of the above are possible
答案: 【  Law of diminishing returns】

4、单选题：
‎The catch-up effect in economic growth shows that ______.‏
选项：
A: Other things being equal, poor countries grow faster than rich countries
B: Other things being equal, poor countries grow more slowly than rich countries
C: Material capital has a great effect on economic growth
D: Poor countries can catch up with rich countries
答案: 【 Other things being equal, poor countries grow faster than rich countries】

5、单选题：
​Technological progress promotes economic growth through ________.‍
选项：
A: Improve labor productivity
B: Reduce labor usage
C: Develop new products
D: Reduce the use of natural resources
答案: 【 Improve labor productivity】

6、单选题：
​High savings lead to rapid growth of _________.‏
选项：
A: Persistent
B: Affect a few people
C: Temporary
D: All of the above are possible
答案: 【 Temporary】

7、多选题：
‏The following ________ are factors that affect a country’s productivity level.​
选项：
A: Land area per capita
B: Human capital per capita
C: Natural resources per capita
D: Physical capital per capita
答案: 【 Human capital per capita;
Natural resources per capita;
Physical capital per capita】

8、多选题：
‌The impact of population growth on a country’s economic growth includes ________.‍
选项：
A: Reduced natural resources per capita
B: Reduced per capita physical capital
C: May promote technological progress
D: Increase the quantity of a country’s exports
答案: 【 Reduced natural resources per capita;
Reduced per capita physical capital;
May promote technological progress】

9、判断题：
​The productivity of a country is an important factor that determines people's living standards.‎
选项：
A: 正确
B: 错误
答案: 【 正确】

10、判断题：
‏The source of investment funds in a country is domestic savings.‏
选项：
A: 正确
B: 错误
答案: 【 错误】

Week 12 Unit testing

1、单选题：
‌When a large, well-known corporation wishes to borrow directly from the public, it can‍
选项：
A: sell bonds.
B: sell shares of stock.
C: go to a bank for a loan.
D: All of the above are correct.
答案: 【 sell bonds.】

2、单选题：
‍The length of time until a bond matures is called the‎
选项：
A: perpetuity.
B: term.
C: maturity.
D: intermediation.
答案: 【 term.】

3、单选题：
‎Other things the same, bonds are likely to have higher interest rates if they have‎
选项：
A: tax exemptions and short terms.
B: tax exemptions and long terms.
C: no tax exemptions and short terms.
D: no tax exemptions and long terms.
答案: 【 no tax exemptions and long terms.】

4、单选题：
‏Which of the following bonds has the highest interest rate?‌
选项：
A: a high credit risk and a short term.
B: a low credit risk and a short term.
C: a long term and a high credit risk.
D: a long term and a low credit risk.
答案: 【 a long term and a high credit risk.】

5、单选题：
‎Nastech Pharmaceuticals announced it has developed a nasal spray that would reduce hunger cravings. Other things the same we would expect‏
选项：
A: the demand for existing shares of stock in this company to decrease, so the price would fall.
B: the demand for existing shares of stock in this company to increase, so the price would rise.
C: the supply of existing shares of stock in this company to decrease, so the price would fall.
D: the supply of existing shares of stock in this company to increase, so the price would rise.
答案: 【 the demand for existing shares of stock in this company to increase, so the price would rise.】

6、单选题：
‍Other things being constant, when a firm sells new shares of stock, the‎
选项：
A: supply of the stock increases and the price decreases.
B: supply of the stock decreases and the price increases.
C: demand for the stock increases and the price increases.
D: demand for the stock decreases and the price decreases.
答案: 【 supply of the stock increases and the price decreases.】

7、单选题：
‍The price of a stock will rise if‎
选项：
A: the managers of a stock exchange decide the price should be higher.
B: the demand for the stock rises.
C: the supply of the stock rises.
D: None of the above are correct.
答案: 【 the demand for the stock rises.】

8、单选题：
‍The amount of revenue a firm receives for the sale of its products minus its costs of production as measured by its accountants is the firm's‌
选项：
A: earnings.
B: retained earnings.
C: economic, or real, profit.
D: dividend.
答案: 【 earnings.】

9、单选题：
‌When opening a print shop you need to buy printers, computers, furniture, and similar items. Economists call these expenditures‍
选项：
A: capital investment.
B: investment in human capital.
C: business consumption expenditures.
D: personal saving.
答案: 【 capital investment.】

10、单选题：
‏The economy’s two most important financial markets are‌
选项：
A: the investment market and the saving market.
B: the bond market and the stock market.
C: banks and the stock market.
D: financial markets and financial institutions.
答案: 【 the bond market and the stock market.】

11、单选题：
‏Owners of municipal bonds​
选项：
A: are not required to pay federal income tax on the interest income.
B: usually receive a higher interest rate compared to bonds issued by corporations.
C: usually receive a higher interest rate compared to stock issued by corporations.
D: pay taxes on the dividends earned from these bonds.
答案: 【 are not required to pay federal income tax on the interest income.】

12、单选题：
‏A perpetuity is distinguished from other bonds in that it​
选项：
A: pays continuously compounded interest.
B: pays interest only when it matures.
C: never matures.
D: will be used to purchase another bond when it matures unless the owner specifies otherwise.
答案: 【 never matures.】

13、多选题：
​Which of the following is  correct?‌
选项：
A: If you buy a bond from a corporation, you can sell the bond to someone else before it matures.
B: Term refers to the scheduling of periodic interest rate payments on a bond.
C: A bond is an IOU.
D: There are millions of different bonds in the U.S. economy.
答案: 【 If you buy a bond from a corporation, you can sell the bond to someone else before it matures.;
A bond is an IOU.;
There are millions of different bonds in the U.S. economy.】

14、多选题：
‌Which of the following is  not correct?‎
选项：
A: Lenders sell bonds and borrowers buy them.
B: Long-term bonds usually pay a lower interest rate than do short-term bonds because long-term bonds are riskier.
C: The term junk bonds refers to bonds that have been resold many times.
D: None of the above is correct.
答案: 【 Lenders sell bonds and borrowers buy them.;
Long-term bonds usually pay a lower interest rate than do short-term bonds because long-term bonds are riskier.;
The term junk bonds refers to bonds that have been resold many times.】

15、多选题：
‍Morgan, a financial advisor, has told her clients the following things. Which of her statements is correct?‎
选项：
A: "U.S. government bonds generally pay a higher rate of interest than corporate bonds."
B: "The interest received on corporate bonds is taxable."
C: "U.S. government bonds have the lowest default risk."
D: "If you purchase a municipal bond, you can sell it before it matures."
答案: 【 "The interest received on corporate bonds is taxable.";
"U.S. government bonds have the lowest default risk.";
"If you purchase a municipal bond, you can sell it before it matures."】

16、多选题：
‍Which of the following are  important stock exchanges in the United States?‎
选项：
A: New York Stock Exchange
B: American Stock Exchange
C: Chicago Mercantile Exchange
D: NASDAQ
答案: 【 New York Stock Exchange;
American Stock Exchange;
NASDAQ】

17、判断题：
‎The financial system includes two types: financial institutions and financial markets.‍
选项：
A: 正确
B: 错误
答案: 【 正确】

18、判断题：
‍The loanable fund market is a hypothetical unified fund market that determines the nominal interest rate.‌
选项：
A: 正确
B: 错误
答案: 【 错误】

19、判断题：
​A tax on savings income will reduce the supply of savings.‍
选项：
A: 正确
B: 错误
答案: 【 正确】

20、判断题：
​An increase in the government budget deficit will lead to a decrease in private investment.‍
选项：
A: 正确
B: 错误
答案: 【 正确】

21、判断题：
‍When the government budget deficit crowds out private investment, it reduces the country's GDP growth rate.‏
选项：
A: 正确
B: 错误
答案: 【 正确】

Week 13 Unit testing

1、单选题：
‎The confidence you have that a retailer will accept dollars in exchange for goods is based primarily on money‎
选项：
A: being a unit of account.
B: being a medium of exchange.
C: serving as a store of value.
D: having intrinsic value.
答案: 【 being a medium of exchange.】

2、单选题：
‍The supply of money increases when‏
选项：
A: the value of money increases.
B: the interest rate increases.
C: the Federal Reserve purchases bonds.
D: velocity increases.
答案: 【 the Federal Reserve purchases bonds.】

3、单选题：
‏When the money market is drawn with the value of money on the vertical axis, if the Federal Reserve sells bonds, then the money supply curve​
选项：
A: shifts right, causing the price level to rise.
B: shifts right, causing the price level to fall.
C: shifts left, causing the price level to rise.
D: shifts left, causing the price level to fall.
答案: 【 shifts left, causing the price level to fall.】

4、单选题：
‎Suppose there is a surplus in the money market.‌
选项：
A: This could have been created by an increase in the money supply. The value of money will rise.
B: This could have been created by an increase in the money supply. The value of money will fall.
C: This could have been created by a decrease in the money supply. The value of money will rise.
D: This could have been created by a decrease in the money supply. The value of money will fall.
答案: 【 This could have been created by an increase in the money supply. The value of money will fall.】

5、单选题：
‏Kelly puts money in a savings account. One year later she has two percent more dollars and can buy three percent more goods. Kelly earned a real interest rate of‎
选项：
A: two percent and prices fell one percent.
B: two percent and prices rose one percent.
C: three percent and prices rose one percent.
D: three percent and prices fell one percent.
答案: 【 three percent and prices fell one percent.】

6、单选题：
‌According to the classical dichotomy, which of the following is affected by monetary factors?​
选项：
A: nominal wages
B: the price level
C: nominal GDP
D: All of the above are correct.
答案: 【 All of the above are correct.】

7、单选题：
​Changes in nominal variables are determined mostly by the quantity of money and the monetary system according to​
选项：
A: both the classical dichotomy and the quantity theory of money.
B: the classical dichotomy, but not the quantity theory of money.
C: the quantity theory of money, but not the classical dichotomy.
D: neither the classical dichotomy nor the quantity theory of money.
答案: 【 both the classical dichotomy and the quantity theory of money.】

8、单选题：
‏Most economists believe the principle of monetary neutrality is‌
选项：
A: relevant to both the short and long run.
B: irrelevant to both the short and long run.
C: mostly relevant to the short run.
D: mostly relevant to the long run.
答案: 【 mostly relevant to the long run.】

9、单选题：
‎If V and M are constant and Y doubles, the quantity equation implies that the price level​
选项：
A: falls to half its original level.
B: does not change.
C: doubles.
D: more than doubles.
答案: 【 falls to half its original level.】

10、单选题：
​Other things the same, an increase in velocity means that‏
选项：
A: transactions per dollar increase so the price level rises.
B: transactions per dollar increase so the price level falls.
C: transactions per dollar decrease so the price level rises.
D: transactions per dollar decrease so the price level falls.
答案: 【 transactions per dollar increase so the price level rises.】

11、单选题：
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