What is Demand?
Factors Affecting Demand
Elasticity of Demand
100

Combination of quantities that someone would be willing and able to buy over a range of possible prices at a given moment ...

Answer: demand.

100

Movement along the demand curve showing that a different quantity is purchased in response to a change in price ...

Answer: change in quantity demanded.

100

The extent to which a change in price causes a change in the quantity demanded; demand elasticity has three cases: elastic, inelastic, or unit elastic ...

Answer: demand elasticity.

200

Additional satisfaction or usefulness obtained from acquiring or consuming one more unit of a product ...

Answer: marginal utility.

200

That portion of a change in quantity demanded caused by a change in a consumer’s income when the price of a product changes ...

Answer: income effect.

200

Case of demand elasticity where the percentage change in the independent variable (usually price) – causes a less than proportionate change in the dependent variable (usually quantity demanded or supplied) ...

Answer: inelastic.

300

Graph showing the quantity demanded at each and every possible price that might prevail in the market at a given time ...

Answer: demand curve.

300

The portion of a change in quantity demanded that is due to a change in the relative price of the good ...

Answer: substitution effect.

300

Elasticity where a change in the independent variable (usually price) generates a proportional change of the dependent variable (quantity demanded or supplied) ...

Answer: unit elastic.

400

Rule stating that more will be demanded at lower prices and less at higher prices; an inverse relationship between price and quantity demanded ...

Answer: Law of Demand.

400

Different amounts of a product are demanded at every price, causing the demand curve to shift to the left or to the right ...

Answer: change in demand.

400

Type of elasticity in which a change in the independent variable (usually price) results in a larger change in the dependent variable (usually quantity demanded or supplied) ...

Answer: elastic.

500

Decrease in additional satisfaction or usefulness as additional units of a product are acquired ...

Answer: diminishing marginal utility.

500

Products that increase the use of other products; products related in such a way that an increase in the price of one reduces the demand for both ...

Answer: complements.

500

A measure of responsiveness that tells us how a dependent variable, such as quantity demanded or quantity supplied, responds to a change in an independent variable such as price ...

Answer: elasticity.