consumer and producer surplus Flashcards
define consumer surplus
difference between market price and what consumers would be willing to pay.
what explains a consumers willingless to pay for a good
maximum price he/she is willing to pay
define the total consumer surplus
- entire shaded area of a graph
where does consumer surplus lie?
- beneath the demand curve and above price
define producer surplus
difference between the market price and price firms are willing to supply a product.
where does producer surplus lie on a curve?
- area above the supply curve but below that price
define total surplus
sum of the producer and consumer surplus
why is CS low when PED is high
limited opp for the seller to raise price as there are many close substitutes available
why is CS high when PED is low
low number of substitutes available
describe ways competitive markets are usually efficient
- allocate consumption to buyers who most value it.
- allocate sales to potential sellers who most value selling the good.
- ensure transactions are mutually beneficial.
why are well-functioning markets effective
- property rights
- economic signals
why does private property matter?
create and protect incentives to trade with other, innovate.
why do good economic signals matter
- profits increase in industries when consumers want more of that industrys products.
- ## profits decreases in industries when consumers want less of industrys products.