Economics Final Flashcards
The quantity demanded of a good falls when the price of the good rises.
Law of demand
The amount of a good that buyers willing and able to purchase
Quantaty demanded
Movement along the demand curve. Caused by a change in the price of the product.
Change in quantity demanded
The amount of a good that sellers are willing and able to sell.
Quantity supplied
The quantity supplied of a good rises when the price of the good rises
Law of supply
Movement along the supply curve. Caused by a change in the price of the product.
Change in quantity supply
The price of any good adjusts to bring the quantity supplied and quantity demanded for that good.
Law of supply and demand
Qs=Qd
Equilibrium
Demand shifters:
Tastes and preferences Income of consumers Related goods: substitutes + compliments Expectations of future price changes Size of population/market
Measurement of consumers’ sensitivity to price
Elasticity of demand
Buyers are responsive to price changes
Elastic
Buyers are not responsive to price changes( these goods are needed for survival)
Inelastic
Determinants of demand elasticity:
- availability of substitutes
- price is relative to income
- neccesities vs. luxuries
- time needed to adjust to price changes