External influences Flashcards
What is the definition of demand?
The amount of product that a consumer is willing and able to purchase at any given price.
What is the definition supply?
The amount of a product that a supplier is willing and able to supply at any given price.
What is needed when drawing a supply and demand graph?
Axis: y-price, x-quantity demanded.
Cross- supply at top, demand at bottom.
Equilibrium in centre with dotted line to PE and QE.
What is the definition of equilibrium price?
The situation a market where demand is equal to supply ie. both parties are happy. Customers can buy what they want and shops have no unsold stock.
What happens if there is an excess in demand in the market?
Price would increase and the supply would also increase.
What happens if there is an excess in supply in the market?
Price would fall in order to sell of the excess stock.
This fall in price may lead to an increase in demand.
What are the demand factors?
Price Income Wealth Demographic changes Advertising, Promotional offers and public relations Government action Taste and fashion Price of other products: complements and substitutes
How does price affect demand?
As price goes down, demand goes up.
As price goes up,demand goes down.
How does income affect demand?
Income-the money which you earn.
As disposable income goes up the quantity demanded goes up.
How does wealth affect demand?
Wealth-combined value of all you assets.
Increased confidence in wealth leads to an increase in demand.
How does demographic changes affect demand?
Demographics-characteristics of the human population groups.
Population size: bigger population means larger demand.
Gender/Age: items can be aimed a certain genders and ages ie. iPhones
How does advertising, promotional offers and public relations affect demand?
If there is successful advertising this will lead to an increase in demand.
How does government action affect demand?
Government campaigns can alter patterns of consumption eg. a keep fit campaign leads to an increase in demand for fitness products.
How does taste and fashion affect demand?
When products become fashionable there is an increase in demand because consumers regard these products as essential for their life.
How does the price of other products affect demand; complements and substitutes?
Complements: products in joint demand, should be sold alongside each other (DVD and DVD player)
Substitute-Altenative product which serves the same purpose (Pepsi and coke)
What are the factors of supply?
Price Costs Taxes Subsides Price of other products
How does price affect supply?
When price goes up the supply goes up.
When prices goes down the supply goes down.
How does costs affect supply?
When costs go up the supply goes down.
When costs go down the supply goes up.
How does taxes affect supply?
If tax goes up, supply goes down.
If tax goes down, supply goes up.
How does subsidies affect supply?
Subsides:a payment from the government to incentivise businesses to supply certain products.
If subsides go up, supply goes up.
If subsides go down, supply goes down.
How does the price of other products affect supply?
This is sometimes also known as competitive supply. A fall in the price of a product makes it less competitive/profitable to supply. If the price of another product stays the same this will become more profitable to supply.
What is the definition of inelastic?
insensitive to a change in price (not many substitutes) eg. train ticket, cigarettes and fuel
What is the definition of elastic?
sensitive to a change in price (has many substitutes) eg. sofa, Heinz tomato soup and a newspaper
What is meant by elasticity of demand?
Measures how sensitive a product/good/service is to a change in price.