Demand Flashcards
Contraction of demand
Due to the rise in prices, the quantity demanded falls
Extension of demand
Due to the increase in quantity, there is a fall in price
Factors thar cause demand curve to shift
Population Advertising Substitutes Income Fashion Interest rates Complements
How does population cause the demand curve to shift
An increase in the population will cause an increase in demand
How does advertising cause the demand curve to shift
Increases consumer awareness
How does substitutes cause the demand curve to shift
If the price of substitutes was high then the demand would increase
How would income cause the demand curve to shift
If household income falls demand for normal goods will fall too
How does interest rates cause the demand curve to shift
If there was high interest rates it would mean that the cost to borrow money would increase so demand falls
How does complements cause the demand curve to shift
They are in joint demand so if one of the products demand rises then so will the other
Numerical value for perfectly inelastic
0
Numerical value for inelastic demand
Less than 1
Numerical value for unit elastic demand
1
Numerical value for elastic demand
Bigger than 1
Numerical value for perfectly elastic demand
Infinity
Why is ped important for a firm
Helps makes pricing decisions
Decide what to do to prices to help achieve more total revenue