External Influences Flashcards
Demand
The amount of a good or service that customers are willing and able to buy at any given price
Supply
The amount of a good or service that sellers are willing and able to sell at any given price
Equilibrium price
The situation in a market where demand is equal to supply
Examples of determinants of demand
Wealth, advertising, taste and fashion, demographic changes, government action, the price of substitutes, the price of complements
Price
The amount customers pay for a product
Cost
The amount spent by a business through making the product
Examples of determinants of supply
Price, costs, taxes, subsidies, price of other products
When demand increases, price and quantity (1). As supply stays the same, the price has to (2) to avoid a (3)
- Increase
- Increase
- Shortage
When supply increases, the price (1) and the quantity (2). As the demand stays the same, price has to (3) to avoid (4)
- Decreases
- Increases
- Decrease
- Excess supply
Price elasticity
Price elasticity shows how responsive demand is to a change in price
Elastic demand
Quantity demanded is sensitive to a change in price
Inelastic demand
Quantity demanded is insensitive to a change in price
Examples of inelastic products
Petrol, energy
Reasons for inelasticity
No substitute, it is a necessity
Examples of elastic products
Holidays, designer bags
Reasons for elasticity
Lots of substitutes, luxury products
Factors that might make demand for a product inelastic
The number of substitutes available
The degree of necessity
Whether the good is subject to habitual consumption
Peak and off-peak demand
Excess (surplus)
When supply is greater than demand
Shortage
When supply is less than demand
How is equilibrium re-established when there is an excess?
The price is lowered
How is equilibrium re-established when there is a shortage?
The price is increased
Competition
Rivalry amongst sellers
Market
Any situation where buyers and sellers are in contact in order to establish price
Online market
Tangible products that you order and wait for