demand Flashcards
define demand
the willingness and ability to purchase a good or service
is the demand curve sloping down or up
down
what factors influence demand
PASIFIC - population, advertising, substitutes (price of), income, fashion, interest rates, complements
what is market demand
total demand for a good or service
what is an outwards shift on a demand curve
more is demanded at each price level, caused by non-price factors
what is a movement on a demand curve
contraction or expansion of the demand curve, caused by price changes
what is a contraction on the demand curve
fall of demand due to an increase in price
how can interest rates affect demand
some goods are purchased with borrowed money e.g. a credit card where the consumer has to pay interest to the lender
how can population affect demand
higher the population you have the more people there will be who will be able to purchase a good at any given price leading to an outward shift in demand if population increases
what is the law of diminishing marginal utility
as consumption of a product increases, utility decreases