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91 Cards in this Set
- Front
- Back
What is Economics?
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the study of choices made under the conditions of scarcity
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Scarcity
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situation in which resources are limited and can be used in different ways so one good or service must be sacrificed for another
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Microeconomics
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deal with the behavior of the individual economic units. These units include consumers, workers, investors etc.
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Macroeconomics
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deal with the aggregate economis quantities such as GDP, unemployment, inflation, etc.
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Positive economics
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analysis the answer the questions "what is" or "what will be"
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normative economics
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Analysis that answers the question "what ought to be"
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Ceteris Paribus
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all else being equal
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Opportunity Cost
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-what you give up to get something
-the next best alturnative |
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Production Possibility Curve (PPC)
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a curve that shows the possible combinations of products that an economy can produce provided all factors of production (inputs) are used fully and efficiently
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Principle of increasing opportunity cost
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as you move down along the curve, it cost more of good y to produce good x
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Marginal Principle
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increase the level of an activity if its MB exceeds MC, reduce the level of an activity if MC exceeds MB
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Inputs
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-factors of production
-things used in the production process |
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Outputs
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goods and services
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Marginal Product (MP)
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the amount of output produced by an additional unit of input
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Total Product (TP)
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The amount of output produced by all the units of input
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Comparative Advantage
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When a person or country can produce a product at a lower opp. cost than another person or nation
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Real Nominal Principle
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what matters to people is the value of money or income (its purchasing power) no the face value of money or income.
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Absolute Advantage
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occurs when a person or nation can produce a product at a lower absolute cost than another person
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Principle of Comparative Advantage
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everyone does best when each person or country concentrates on the activity for when the opp cost is lower
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Factors that shift the economy (PPC)
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-resources
-population -technology |
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Market Economy
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trade things for what they want with what they have
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Centrally Planned Economy
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economy in which a government decides what goods to produce, how to produce them and who consumes them
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Market Failure
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when markets does operate efficiently
-external costs -external benefit -imperfect information |
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Demand
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is the relationship that indicates the quantity of a commodity that consumers are willing and able to buy at each price
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Law of Demand
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there is a negative relationship between price and quantity demanded
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What factors affect demand?
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income
price # of buyers expectations |
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Normal Good
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demand increases and income increases
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Inferior good
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demand deceases and income increases
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Substitutes
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if an increase in price of one good leads to an increase in demand for another good and vice versa
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Complements
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if an increase in price of one good leads to a decrease in demand for another good and vice versa
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Change in Demand
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refers to a shift in the entire demand curve caused by other factors except price
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Change in Quantity Demanded
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refers to a movement along the unchanged demand curve due to the change in price
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Market Demand
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shows the relationship between price and quantity demanded for all consumers in the mkt
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Supply
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relation showing how much of a product produces are willing and able to supply at each peice
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Law of Supply
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there is a positive relationship between rice and quantity supplied
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Market supply curve
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shows the relationship between price and Qd for all producers in the market
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Market Equilibrium
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situtation in which quantity of the product demanded Qd is equal to the quantity of product supplied Qs
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Disequilibrium
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excess demand (ED)
-occurs when the current price is below egm price Qd>Qs |
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Excess Supply
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occurs when the current price is above the eqm price Qd<Qs
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Price Elasticity of Demand
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measures the resopnsiveness of the change in quantity demanded to the change in price
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Elastic Demand
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Ed is greater than 1.
When demand is price elastic the demand curve is relatively flat |
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Inelastic Demand
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Ed is less than 1
When demand id price inelastic the demand curve is relatively steep |
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Unitary elastic demand
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Ed is 1
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Perfectly Inelastic Demand
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when demand is perfectly inelastic the Qd doesn't change as price changes
-Demand curve is verticle |
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Perfectly Elastic Demand
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demand curve it horzontal
-meaning that only one price is possible |
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Change in Demand
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refers to a shift in the entire demand curve caused by other factors except price
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Change in Quantity Demanded
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refers to a movement along the unchanged demand curve due to the change in price
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Market Demand
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shows the relationship between price and quantity demanded for all consumers in the mkt
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Supply
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relation showing how much of a product produces are willing and able to supply at each peice
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Law of Supply
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there is a positive relationship between rice and quantity supplied
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Market supply curve
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shows the relationship between price and Qd for all producers in the market
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Market Equilibrium
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situtation in which quantity of the product demanded Qd is equal to the quantity of product supplied Qs
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Disequilibrium
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excess demand (ED)
-occurs when the current price is below egm price Qd>Qs |
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Excess Supply
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occurs when the current price is above the eqm price Qd<Qs
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Price Elasticity of Demand
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measures the resopnsiveness of the change in quantity demanded to the change in price
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Elastic Demand
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Ed is greater than 1.
When demand is price elastic the demand curve is relatively flat |
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Inelastic Demand
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Ed is less than 1
When demand id price inelastic the demand curve is relatively steep |
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Unitary elastic demand
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Ed is 1
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Perfectly Inelastic Demand
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when demand is perfectly inelastic the Qd doesn't change as price changes
-Demand curve is verticle |
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Perfectly Elastic Demand
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demand curve it horzontal
-meaning that only one price is possible |
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Change in Demand
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refers to a shift in the entire demand curve caused by other factors except price
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Change in Quantity Demanded
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refers to a movement along the unchanged demand curve due to the change in price
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Market Demand
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shows the relationship between price and quantity demanded for all consumers in the mkt
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Supply
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relation showing how much of a product produces are willing and able to supply at each peice
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Law of Supply
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there is a positive relationship between rice and quantity supplied
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Market supply curve
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shows the relationship between price and Qd for all producers in the market
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Market Equilibrium
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situtation in which quantity of the product demanded Qd is equal to the quantity of product supplied Qs
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Disequilibrium
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excess demand (ED)
-occurs when the current price is below egm price Qd>Qs |
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Excess Supply
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occurs when the current price is above the eqm price Qd<Qs
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Price Elasticity of Demand
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measures the resopnsiveness of the change in quantity demanded to the change in price
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Elastic Demand
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Ed is greater than 1.
When demand is price elastic the demand curve is relatively flat |
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Inelastic Demand
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Ed is less than 1
When demand id price inelastic the demand curve is relatively steep |
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Unitary elastic demand
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Ed is 1
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Perfectly Inelastic Demand
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when demand is perfectly inelastic the Qd doesn't change as price changes
-Demand curve is verticle |
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Perfectly Elastic Demand
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demand curve it horzontal
-meaning that only one price is possible |
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Change in Demand
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refers to a shift in the entire demand curve caused by other factors except price
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Change in Quantity Demanded
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refers to a movement along the unchanged demand curve due to the change in price
|
|
Market Demand
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shows the relationship between price and quantity demanded for all consumers in the mkt
|
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Supply
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relation showing how much of a product produces are willing and able to supply at each peice
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Law of Supply
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there is a positive relationship between rice and quantity supplied
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Market supply curve
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shows the relationship between price and Qd for all producers in the market
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Market Equilibrium
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situtation in which quantity of the product demanded Qd is equal to the quantity of product supplied Qs
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Disequilibrium
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excess demand (ED)
-occurs when the current price is below egm price Qd>Qs |
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Excess Supply
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occurs when the current price is above the eqm price Qd<Qs
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Price Elasticity of Demand
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measures the resopnsiveness of the change in quantity demanded to the change in price
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Elastic Demand
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Ed is greater than 1.
When demand is price elastic the demand curve is relatively flat |
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Inelastic Demand
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Ed is less than 1
When demand id price inelastic the demand curve is relatively steep |
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Unitary elastic demand
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Ed is 1
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Perfectly Inelastic Demand
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when demand is perfectly inelastic the Qd doesn't change as price changes
-Demand curve is verticle |
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Perfectly Elastic Demand
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demand curve it horzontal
-meaning that only one price is possible |
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Determinants of Elasticity
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-Availibility of substitutes
-Product's share in the consumer budget -Time |