Chapter 7- Demand Flashcards
Demand
Demand: the willingness and ability to buy a product
Market Demand
Market Demand: total demand for a product
Aggregation
Aggregation: the addition of individual components to arrive at a total amount
Decrease in Demand
Decrease in Demand: a fall in demand at any given price, causing the demand curve to shift to the left
Increase in Demand
Increase in Demand: a rise in demand at any given price, causing the demand curve to shift to the right
Extension in Demand
Extension in Demand: rise in quantity demanded caused by a fall in the price of the product itself
Contraction in Demand
Contraction in Demand: a fall in quantity demanded caused by a rise in the price of the product itself
Changes in Demand
Changes in Demand: shifts in the demand curve
Normal Goods
Normal Goods: A product whose demand increases when income increases, and decreases when income falls
Inferior Goods
Inferior Goods: A product whose demand decreases when income increases, and increases when income falls
Changes in Price of Related Products: Substitute: Complement Ageing Population Birth Rate
Changes in Price of Related Products:
Substitute: product that can be used in place of another
Complement: product that is used together with another product
Ageing Population: an increase in the average age of the population
Birth Rate: number of lives births per thousand of the population in a year
Causes of Changes in Demand
Changes in income Changes in the price of related products Advertising campaigns Changes in population Changes in taste and fashion Change in weather conditions(for products like umbrellas and ice cream) Expectations of future prices Special Events(Olympics would lead to increase in demand for holidays in the country it is being held)
Substitute
A product that can be used in place of another
Complement
A product that is used together with another product
Ageing Population
The increase in everage age of a population