Term 
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        Definition 
        
        | is the amount of a good or service that a consumer is willing and able to buy various possible prices during a given time period. |  
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        Term 
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        Definition 
        
        | is a slightly different concept that describes the amount of a good or service that a consumer is willing and able to buy at each particular price during a given time period. |  
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        Term 
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        Definition 
        
        | The principle that all other factors being equal, consumer will purchase demand more of a good at lower price and less as a good. |  
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        Term 
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        Definition 
        
        | the amount of income that people have available to spend on goods and services |  
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        Term 
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        Definition 
        
        | the effect that a change in the items price has on consumer ability to purchase goods |  
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        Term 
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        Definition 
        
        | consumer tendency to substitute a lower price good for a similar priced one |  
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        Term 
        
        | diminishing marginal utility |  
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        Definition 
        
        | or additional utility of each unit consumed diminishes or lessens with each additional unit |  
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        Term 
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        Definition 
        
        | quantity of goods that consumers are willing and able to buy at a series of possible prices |  
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        Term 
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        Definition 
        
        | plots this information on a graph |  
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        Term 
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        Definition 
        
        | goods that can be replace the purchase of similar goods when prices rise . |  
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        Term 
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        Definition 
        
        | goods that are commonly used with other goods. |  
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        Term 
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        Definition 
        
        | exists when a small change in a good's price |  
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        Term 
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        Definition 
        
        | when a change in good's price has little impact on the quantity demanded |  
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        Term 
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        Definition 
        
        | sometimes called total receipts refers to the total income. |  
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        Term 
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        Definition 
        
        | is the degree of whiches changes in a good's price affect the quantity. |  
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