Topic |
Untitled #1 |
Quantity demanded |
The amount of a good or service that a consumer is willing and able to purchase at a given price. |
Demand schedule |
A table showing the relationship between the price of a product and the quantity of the product demanded. |
Demand curve |
A curve that shows the relationship between the price of a product and the quantity of the product demanded. |
Market demand |
The demand by all the consumers of a given good or service. |
Law of demand |
Holding everythig else constant, when the price of a product falls, the quantity demanded of the product will increase, and when the price of a product rises, the quantity demanded of the product will decrease. |
Substitution effect |
The change in the quantity demanded of a good that results from a change in price making the good more or less expensive relative to other goods that are substitutes. |
Income effect |
The change in the quantity demanded of a good that results from the effect of a change in the good's price on consumer purchasing power. |
Ceteris paribus ("all else equal") |
The requirement that when analyzing the relationship between two variables - such as price and quantity demanded - other variables must be held constant. |
Substitutes |
Goods and services that can be used for the same purpose. |
Complements |
Goods that are used together. |
Normal good |
A good for which the demand increases as income rises and decreases as income falls. |
Inferior good |
A good for which the demand increases as income falls, and decreases as income rises. |
Demographics |
The characteristics of a population with respect to age, race, and gender. |
Quantity supplied |
The amount of a good or service that a firm is willing and able to supply at a given price. |
Supply schedule |
A table that shows the relationship between the price of a product and the quantity of the product supplied. |
Supply curve |
A curve that shows the relationship between the price of a product and the quantity of the product supplied. |
Law of supply |
Holding everything eelse constant, increases in price cause increases in the quantity supplied, and decreases in price case decreases in the quantity supplied. |
Technological change |
A positive or negative change in the ability of a firm to produce a given level of output with a given amount of inputs. |
Market equilibrium |
A situation in which quantity demanded equals quantity supplied. |
Competitive market equilibrium |
A market equilibrium with many buyers and many sellers. |
Surplus |
A situation in which the quantity supplied is greater than the quantity demanded. |
Shortage |
A situation in which the quantity demanded is greater than the quantity supplied. |