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EconomicsNicky Ch 2
Demand and Supply definitions
Question | Answer |
---|---|
demand | the relationship between the various possible prices of a product and the quantities of that product consumers are willing to purchase |
quantity demanded | the amount of a product consumers are willing to purchase at each price |
law of demand | states that there is an inverse relationship between a product’s quantity demanded and its price |
demand schedule | a table that shows possible combinations of prices and quantities demanded of a product |
demand curve | a graph that expresses possible combinations of prices and quantities demanded of a product |
change in quantity demanded: | the effect of a price change on quantity demanded |
market demand | the sum of all consumers’ quantity demanded for a product at each price |
demand factors | factors that can cause an increase or a decrease in a product’s demand |
increase in demand | an increase in the quantity demanded of a product at all prices |
decrease in demand | a decrease in the quantity demanded of a product at all prices |
normal products | products whose demand changes directly with income |
inferior products | products whose demand changes inversely with income |
substitute products | products that can be consumed in place of one another |
complementary products | products that are consumed together |
supply | the relationship between the various possible prices of a product and the quantities of the product that businesses are willing to supply |
quantity supplied | the amount of a product businesses are willing to supply at each price |
market supply | the sum of all producers’ quantities supplied at each price |
supply schedule | a table that shows possible combinations of prices and quantities supplied of a product |
supply curve | a graph that expresses possible combinations of prices and quantities supplied of a product |
change in quantity supplied | the effect of a price change on quantity supplied |
supply factors | factors that can cause an increase or a decrease in a product’s supply |
increase in supply | an increase in the quantity supplied of a product at all prices |
decrease in supply | a decrease in the quantity supplied of a product at all prices |
market equilibrium | the stable point at which demand and supply curves intersect |
surplus | an excess of quantity supplied over quantity demanded |
shortage | an excess of quantity demanded over quantity supplied |