微观经济学名词解释
Chapter 1
business cycle 经济周期
fluctuations in economic activity, such as employment and production
economics经济学; 经济,国家的经济状况
the study of how society manages its scarce缺乏的,罕见的 resources
efficiencyn.功效; 效率,效能; 实力,能力; [物] 性能;
the property of society getting the most it can from its scarce resources
equalityn.同等,平等; [数] 相等,等式;
the property of distributing economic prosperity uniformly among the members of society
externality[,ekst??'n?l?t?]外部性
the uncompensated impact of one person’s actions on the well-being of a bystander旁观者; 局外人; 看热闹的人
incentive
something that induces a person to act
Inflation[?n'fle??(?)n]
an increase in the overall level of prices in the economy
marginal changes
small incremental增加的 adjustments to a plan of action
market economy
an economy that allocates resources through the decentralized 权力分散; 人口疏散; 密度分散;decisions of many firms and households as they interact in markets for goods and services
market failure
a situation in which a market left on its own fails to allocate分配,分派; 把…拨给;英[??l?ke?t] resources efficiently
market power
the ability of a single economic actor (or small group of actors) to have a substantial influence on market prices
opportunity cost
whatever must be given up to obtain some item
productivity
the quantity of goods and services produced from each unit of labor input
property rights
the ability of an individual to own and exercise control over scarce resources
rational people
people who systematically and purposefully do the best they can to achieve their objectives
scarcity
the limited nature of society’s resources
Chapter 2
circular-flow diagram
a visual model of the economy that shows how dollars flow through markets among households 家庭; 家庭,户and firms
macroeconomics [,m?kr??i?k?'n?m?ks; -ek-]
the study of economy-wide phenomena, including inflation, unemployment, and economic growth
microeconomics [,ma?kr??i?k?'n?m?ks
the study of how households and firms make decisions and how they interact in markets
normative['n??m?t?v]
的 statements
claims that attempt to prescribe定,规定; 指定,规定;美[pr??skra?b] how the world should be
positive statements
claims that attempt to describe the world as it is
production possibilities frontier ['fr?nt??)
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
Chapter 3
absolute advantage
the ability to produce a good using fewer inputs than another producer
comparative advantage
the ability to produce a good at a lower opportunity cost than another producer
exports
goods produced domestically美[d?'mest?kl?】合乎国内的and sold abroad
imports
goods produced abroad and sold domestically
opportunity cost
whatever must be given up to obtain some item
Chapter 4
competitive market 完全竞争市场
a market with many buyers and sellers['sel?] trading identical同一的,完全相同的美[a??d?nt?k?l] products so that each buyer and seller is a price taker
Complements互补品['kɑmpl?m?nt]
two goods for which an increase in the price of one leads to a decrease in the demand for the other
demand curve 需求曲线
a graph of the relationship between the price of a good and the quantity demanded
demand schedule需求表
a table that shows the relationship between the price of a good and the quantity demanded
Equilibrium[,ikw?'l?br??m]
均衡
a situation in which the market price has reached the level at which quantity supplied equals quantity demanded
equilibrium price 均衡价格
the price that balances quantity supplied and quantity demanded
equilibrium quantity
the quantity supplied and the quantity demanded at the equilibrium price
inferior good
劣质品 [?n'f??r??]
a good for which, other things equal, an increase in income leads to a decrease in demand
law of demand
需求原理
the claim that, other things equal, the quantity demanded of a good falls when the price of the good rises
law of supply
供给原理
the claim that, other things equal, the quantity supplied of a good rises when the price of the good rises
law of supply and demand
the claim that the price of any good adjusts to bring the quantity supplied and the quantity demanded for that good into balance
market
a group of buyers and sellers of a particular good or service
normal good
普通商品
a good for which, other things equal, an increase in income leads to an increase in demand
quantity demanded 需求量
the amount of a good that buyers are willing and able to purchase
quantity supplied
the amount of a good that sellers are willing and able to sell
shortage
a situation in which quantity demanded is greater than quantity supplied
substitutes
two goods for which an increase in the price of one leads to an increase in the demand for the other
supply curve
a graph of the relationship between the price of a good and the quantity supplied
supply schedule
a table that shows the relationship between the price of a good and the quantity supplied
surplus ['s?:pl?s]
a situation in which quantity supplied is greater than quantity demanded
Chapter 5
cross-price elasticity of demand 需求交叉弹性是需求交叉价格弹性
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 quantity demanded of the first good divided by the percentage change in the price of the second good
elasticity[,il?'st?s?ti]
n.
弹性; 弹力; 灵活性; 伸缩性;
a measure of the responsiveness of quantity demanded or quantity supplied to one of its determinants
income elasticity of demand 需求的收入弹性
a measure of how much the quantity demanded of a good responds to a change in consumers’ income, computed as the percentage change in quantity demanded divided by the percentage change in income
price elasticity of demand 需求价格弹性
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 demanded divided by the percentage change in price
price elasticity of supply 供给的价格弹性
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 price
total revenue (in a market)总收入; 总收益
the amount paid by buyers and received by sellers of a good, computed as the price of the good times the quantity sold
Chapter 6
price ceiling ['si?l??]
a legal maximum['m?ks?m?m] 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['?ns?d(?)ns]
the manner in which the burden of a tax is shared among participants in a market
Chapter 7
consumer[k?n'sju?m?] surplus
['s??pl?s]消费者剩余
the amount a buyer is willing to pay for a good minus ['ma?n?s] the amount the buyer actually pays for it
cost
the value of everything a seller must give up to produce a good
efficiency
the property of society getting the most it can from its scarce resources
equality
the property of distributing economic prosperity uniformly among the members of society
producer surplus
the amount a seller is paid for a good minus the seller’s cost of providing it
welfare economics
the study of how the allocation美[??l??ke??n]分配,配给 of resources affects economic well-being
willingness to pay 受益者负担
the maximum amount that a buyer will pay for a good
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