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What is scarcity?
It is the limited nature of resources
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What is economics?
The study of how society manages it's scarce resources
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What is efficiency?
It is the property of society getting the most it can from it's scarce resources
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What is equaltiy?
it is the property of distributing economic prosperity uniformly among the members of society
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What are rational people?
people who systematically and purposefully do the best they can to acheive their objectives
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What are marginal changes?
Small incremental adjustments to a plan of action
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What is an incentive?
something that induces a person to act
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What is a market economy?
an economy that allocates resources throught the decentralized descisions of many firms and households as they interact in markets for goods and services
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What are property rights?
the ability of an individual to own and exercise control over scarce resources
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What is a market failure?
a situation in which a market left on its own fails to allocate resources efficiently
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What is an externality?
action takes place that cause spill-over effect on non-consenting 3rd parties
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What is market power?
the ability of a single economic actor (or small group of actors) to have a substantial influence on market prices
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What is productivity?
the quanitity of goods and services produced from each unit of labor input
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What is inflation?
an increase in the overall level of prices in the economy
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hyper-inflation
inflation rising at a rapid rate
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What is a business cycle?
fluctuations in economic activity, such as employment and production
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What is a Circular-flow diagram?
A visual model of the economy that shows how dollars flow through makerts among households and firms
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What is production possiblities 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
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What is microeconomics?
the study of how households and firm make decisions and how they interact in markets
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What is macroeconomics?
the study of economy wide phenomena, including inflation, unemployment, and economic growth
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What is a postive statement?
claims that attempt to describe the world as it is
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What is a normative statement?
Claims that attempt to prescribe how the world should be
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What is absolute advantage?
the ability to produce a good using fewer inputs than another producer
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What is opportunity cost?
whatever must be given up to obtain some item
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What is comparative advantage?
the ability to produce a good at lower opportunity cost than another producer
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What are imports?
goods produced abroad and sold domestically
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What are exports?
goods produced domestically and sold abroad
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What is a market?
a group of buyers and sellers of a particular good or service
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What is a competive market?
a market in which there are many buyers and many sellers so that each has a negligible impact on the market
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What is quantity demanded?
the amount of a good that buyers are willing and able to purchase
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What is law of demand?
claim that other things equal, when the price of a good rises, the quanitity demanded of the good falls, and when prices fall, the quanitity demanded rises
increase of price of product>decrease quantity demanded>vice versa
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What is demand schedule?
a table that show the relationship b/w the price of a good and quantity demanded
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What is demand curve?
a graph of the relationship b/w price of a good and the quantity demanded
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What is normal good?
if the demand of the good falls when income falls
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what is inferior good?
if demand for good rises when income falls
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substitutes?
two goods for which an increase in the price of one leads to an increase in the demand for the other
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what is complements?
two goods for which an increase in price of one leads to a decrease in the demand for the other
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quantity supplied
the amount of a good that sellers are willing and able to sell
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law of supply
claim that, other things equal, the quanitity supplied of a good rises when the price of the good rises
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supply schedule
a table that shows the relationship b/w the price of a good and the quantity supplied, holding constant everything else that influences how much producers of the good want to sell
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supply curve
curve relating price and quantity supplied
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equilibrium
situation at which market price has reached quantity supplied equals quantity demanded
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equllibrium price
the price that balances quantity supplied and quantity demanded
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equilibrium quantity
the quantity supplied and the quantity demanded at the equilibrium price
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surplus
a situation in which quantity supplied is greater than quantity demanded
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shortage
a situation in which quantity demanded is greater than quantity supplied
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law of supply and demand
claim that the price of any good adjusts to bring the quantity supplied and quantity demanded for that good into balance
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elasticity
a measure of the responsiveness of quantity demanded or quantity supplied to one of it's determiants
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price elasticity of demand
a measure of how much quantity demanded of a good responds to a change in price of that good, computed as the % change in quantity demanded divided by the % change in price
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total revenue
the amount paid by buyers and recieved by sellers of the good.
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Factors that change Demand
- 1) prices of related products
- A)Substitute: decrease in price Canada Dry>demand decrease for B gingergale
- B)Complement: increase....
- 2)Taste and Preferences-seasonal
- increase D if advertising
- 3)Income
- A) increase in income, increase of DBGA-normal good
- B)increase income, decrease Demand of ramen noodles-inferior good
- 4)Expected future prices
- Price decrease, Demand decrease
- 5)# Buyers (consumers)
- increase Buyers, increase demand for products
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