Exam 7: Consumers, Producers, and the Efficiency of Markets

At Nick's Bakery,the cost to make homemade chocolate cake is $3 per cake.As a result of selling three cakes,Nick experiences a producer surplus in the amount of $19.50.Nick must be selling his cakes for

Figure 7-15 -Refer to Figure 7-15.If 40 units of the good are being bought and sold,then

Welfare economics is the study of

A demand curve reflects each of the following except the

Table 7-7 The only four producers in a market have the following cost: -Refer to Table 7-7.If the sellers bid against each other for the right to sell the good to a consumer,then the producer surplus will be

Figure 7-7 -Refer to Figure 7-7.Which area represents producer surplus when the price is P2?

In a market,the marginal buyer is the buyer

If the demand for a good or service decreases,producer surplus

Table 7-5 For each of three potential buyers of oranges,the table displays the willingness to pay for the first three oranges of the day.Assume Alex,Barb,and Carlos are the only three buyers of oranges,and only three oranges can be supplied per day. -Refer to Table 7-5.Who experiences the largest loss of consumer surplus when the price of an orange increases from $0.70 to $1.40?

David tunes pianos in his spare time for extra income.Buyers of his service are willing to pay $135 per tuning.One particular week,David is willing to tune the first piano for $115,the second piano for $125,the third piano for $140,and the fourth piano for $175.Assume David is rational in deciding how many pianos to tune.His producer surplus is

Suppose Larry,Moe and Curly are bidding in an auction for a mint-condition video of Charlie Chaplin's first movie.Each has in mind a maximum amount that he will bid.This maximum is called

Dallas buys strawberries,and he would be willing to pay more than he now pays.Suppose that Dallas has a change in his tastes such that he values strawberries more than before.If the market price is the same as before,then

Table 7-9 -Refer to Table 7-9.Both the demand curve and the supply curve are straight lines.At equilibrium,consumer surplus is

The particular price that results in quantity supplied being equal to quantity demanded is the best price because it

Willingness to pay

Which of the following is correct?

Consumer surplus can be measured as the area between the demand curve and the supply curve.

Table 7-1 -Refer to Table 7-1.If the price of the product is $22,then who would be willing to purchase the product?

Table 7-8 The numbers reveal the opportunity costs of providing 10 piano lessons of equal quality. -Refer to Table 7-8.You wish to purchase 10 piano lessons,so you take bids from each of the sellers.The bids are required to be rounded to the nearest dollar.You will not accept a bid below a seller's cost because you are concerned that the seller will not provide all 10 lessons.Your parents have given you $450 to spend on piano lessons.You believe that the sellers with higher opportunity costs offer higher quality lessons.You want the highest quality lessons that you can afford,but you can spend any remaining money on dinner with friends.From whom will you take lessons,and how much money will you spend?

Figure 7-7 -Refer to Figure 7-7.When the price rises from P1 to P2,which area represents the increase in producer surplus to existing producers?