微观经济学-(英文版)名词解释15883.pdf

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1、 微观经济名词解释 CHAPTER 1 Scarcity:the limited nature of societys resources.Economics：the study of how society manages its scarce resources。Efficiency:the property of society getting the most it can from its scarce resources。Equity：the property of distributing economic prosperity fairly among the members

2、of society。Opportunity cost：whatever must be given up to obtain some item。Rational people：people who systematically and purposefully do the best they can to achieve their objectives.Marginal changes：small incremental adjustments to a plan of action。Incentive:something that induces a person to act。Ma

3、rket economy：an economy that allocates resources through the decentralized decisions of many firms and households as they interact in markets for goods and services。Property rights：the ability of an individual to own and exercise control over scarce resources。Market failure：a situation in which a ma

4、rket left on its own fails to allocate resources efficiently。Externality：the impact of one persons actions on the wellbeing of a bystander。Market power:the ability of a single economic actor(or small group of actors）to have a substantial influence on market prices.Productivity：the quantity of goods

5、and services produced from each hour of a workers time.Inflation：an increase in the overall level of prices in the economy。Business cycle:fluctuations in economic activity，such as employment and production。CHAPTER 2 Circularflow diagram：a visual model of the economy that shows how dollars flow throu

6、gh markets among households and firms.Production possibilities frontier：a graph that shows the combinations of output that the economy can possibly produce given the available factors of production and the available production technology.Microeconomics:the study of how households and firms make deci

7、sions and how they interact in markets.Macroeconomics:the study of economywide phenomena,including inflation，unemployment,and economic growth。Positive statements：claims that attempt to describe the world as it is。Normative statements：claims that attempt to prescribe how the world should be.Chapter 3

8、 Absolute advantage:the ability to produce a good using fewer inputs than another producer Opportunity cost：whatever must be given up to obtain some item Comparative advantage:the ability to produce a good at a lower opportunity cost than another producer Exports：goods produced domestically 合乎国内的 an

9、d sold abroad Imports：goods produced abroad and sold domestically CHAPTER 4 Market：a group of buyers and sellers of a particular good or service Competitive market：a market in which there are many buyers and many sellers so that each has a negligible impact on the market price Quantity demanded：the

10、amount of a good that buyers are willing and able to purchase。Law of demand：the claim that，other things equal，the quantity demanded of a good falls when the price of the good rises。Demand schedule:a table that shows the relationship between the price of a good and the quantity demanded.Demand curve：

11、a graph of the relationship between the price of a good and the quantity demanded.Normal good：a good for which,other things equal，an increase in income leads to an increase in demand。Inferior good：a good for which,other things equal,an increase in income leads to a decrease in demand.Substitutes：two

12、 goods for which an increase in the price of one good leads to an increase in the demand for the other.Complements：two goods for which an increase in the price of one good leads to a decrease in the demand for the other。Quantity supplied：the amount of a good that sellers are willing and able to sell

13、。Law of supply：the claim that，other things equal,the quantity supplied of a good rises when the price of the good rises.Supply schedule：a table that shows the relationship between the price of a good and the quantity supplied.Supply curve：a graph of the relationship between the price of a good and t

14、he quantity supplied.Equilibrium：a situation in which the price has reached the level where quantity supplied equals quantity demanded.Equilibrium price：the price that balances quantity supplied and quantity demanded.Equilibrium quantity：the quantity supplied and the quantity demanded at the equilib

15、rium price.Surplus：a situation in which quantity supplied is greater than quantity demanded。Shortage：a situation in which quantity demanded is greater than quantity supplied。Law of supply and demand：the claim that the price of any good adjusts to bring the supply and demand for that good into balanc

16、e.CHAPTER 5 Elasticity:a measure of the responsiveness of quantity demanded or quantity supplied to one of its determinants。Price elasticity of demand：a measure of how much the quantity demanded of a good responds to a change in the price of that good,computed as the percentage change in quantity de

17、manded divided by the percentage change in price。Total revenue：the amount paid by buyers and received by sellers of a good，computed as the price of the good times the quantity sold。Income lasticity of demand:a measure of how much the quantity demanded of a good responds to a change in consumers inco

18、me，computed as the percentage change in quantity demanded divided by the percentage change in income.Crossprice elasticity of demand：a measure of how much the quantity demanded of one good responds to a change in the price of another good,computed as the percentage change in the quantity demanded of

19、 the first good divided by the percentage change in the price of the second good。Price elasticity of supply：a measure of how much the quantity supplied of a good responds to a change in the price of that good，computed as the percentage change in quantity supplied divided by the percentage change in

20、price。CHAPTER 6 Price ceiling:a legal maximum on the price at which a good can be sold.Price floor：a legal minimum on the price at which a good can be sold。Tax incidence：the manner in which the burden of a tax is shared among participants in a market.CHAPTER 7 Welfare economics:the study of how the

21、allocation of resources affects economic well-being。Willingness to pay:the maximum amount that a buyer will pay for a good.Consumer surplus：a buyers willingness to pay minus the amount the buyer actually pays.Cost：the value of everything a seller must give up to produce a good。Producer surplus：the a

22、mount a seller is paid for a good minus the sellers cost。Eficiency：the property of a resource allocation of maximizing the total surplus received by all members of society.Euity：fairness of the distribution of wellbeing among the members of society.CHAPTER 10 Externality：the uncompensated impact of

23、one persons actions on the wellbeing of a bystander。Internalizing an externality:altering incentives so that people take account of the external effects of their actions.Coase theorem：the proposition that if private parties can bargain without cost over the allocation of resources，they can solve the

24、 problem of externalities on their own。Transaction costs:the costs that parties incur in the process of agreeing and following through on a bargain。Correct tax：a tax designed to induce decision makers to take account of the social costs that arise from a negative externality.CHAPTER 16 Oligopoly：a m

25、arket structure in which only a few sellers offer similar or identical products。Monopolistic competition:a market structure in which many firms sell products that are similar but not identical.Collusion：an agreement among firms in a market about quantities to produce or prices to charge.Cartel：a gro

26、up of firms acting in unison。Nash equilibrium：a situation in which economic actors interacting with one another each choose their best strategy given the strategies that all the other actors have chosen.Game theory：the study of how people behave in strategic situations。Prisonersdilemma:a particular

27、game between two captured prisoners that illustrates why cooperation is difficult to maintain even when it is mutually beneficial.Dominant strategy：a strategy that is best for a player in a game regardless of the strategies chosen by the other players。CHAPTER 19 Human capital:the accumulation of inv

28、estments in people，such as education and onthejob training Union：a worker association that bargains with employers over wages，benefits,and working conditions Strike：the organized withdrawal of labor from a firm by a union Efficiency wages：above equilibrium wages paid by firms to increase worker productivity Discrimination：the offering of different opportunities to similar individuals who differ only by race，ethnic group,sex,age，or other personal characteristics