Suppose the demand for shoes is given by: Qp= 210-2P. The supply of shoes is given by Q = 9P-120. Calculate the Gains from Trade (also known as Economic Surplus) that would exist in this market in a competitive equilibrium.
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- what is the market equilibrium point (in ordered pair)Suppose the market for sourdough is perfectly competitive, so sellers take the market price as given. Darnell manages a restaurant that offers sourdough for sale. The following graph plots Darnell's weekly supply curve (orange line). Point A represents a point along his supply curve. The price of sourdough is $2.25 per slice, which is given by the black horizontal line. PRICE (Dollars per slice) 9.00 8.25 7.50 6.75 6.00 5.25 4.50 3.75 3.00 2.25 1.50 0.75 Price Supply 0 2 4 XXX Darnell's Weekly Supply 6 A 8 10 12 14 16 18 QUANTITY (Slices of sourdough) 20 22 24 ? Using the previous graph, you can determine that Darnell is willing to supply his 6th weekly slice of sourdough for $ $2.25 per slice, the producer surplus earned from supplying the 6th slice of sourdough is $ Since he receives Suppose the price of sourdough were to rise to $3.00 per slice. At this higher price, Darnell would receive a producer surplus of $ 6th slice of sourdough he sells. The following graph plots the weekly…Suppose a firm sells two goods, Good A and Good B. Use the following information to Calculate the mark-up and the profit-maximizing price that the firm should change for Good B. Profit maximizing price of Good A = $6000 MC at profit-maximizing level of output of Good A = $1200 MC at profit-maximizing level of output of Good B = $400 Total revenue of Good A = $80000 Total revenue of Good B = $68000 Rothschild index of Good B = 0.6 Price elasticity of the market demand for Good B = -1.2
- Imagine you are the owner of the Omaha Surfboard Company. You have a branch in Omaha and in Long Beach CA. After some market research you find the following surfboard demand for each market, Omaha Demand: Qo = 1000 – 10P Long Beach Demand: QL = 1000 – 5P Combined/Total Demand: Q = 2000 – 15P Your marginal cost is constant at $40. a. Find your price and quantity if you treated the market as a single entity with a single price. What is your profit? (Hint: find Marginal Revenue and set equal to MC) b. If you treat each market separately, what is P and Quantity in each market, and final profit?Suppose the market for quiche is perfectly competitive, so sellers take the market price as given. Hilary manages a restaurant that offers quiche for sale. The following graph plots Hilary's weekly supply curve (orange line). Point A represents a point along her supply curve. The price of quiche is $2.25 per slice, which is given by the black horizontal line. PRICE (Dollars per slice) 9.00 8.25 7.50 6.75 6.00 5.25 4.50 3.75 3.00 2.25 1.50 0.75 0 0 Price Supply 2 4 Hilary's Weekly Supply A 6 8 10 12 14 16 QUANTITY (Slices of quiche) 18 + 20 22 24 Using the previous graph, you can determine that Hilary is willing to supply her 6th weekly slice of quiche for $ per slice, the producer surplus earned from supplying the 6th slice of quiche is $ Suppose the price of quiche were to rise to $3.00 per slice. At this higher price, Hilary would receive a producer surplus of $ slice of quiche she sells. Since she receives $2.25 from the 6th= = 41. Suppose that the market for cigarettes is initially in equilibrium and is perfectly competitive. The demand curve can be expressed as P 60Qd; the supply curve can be expressed as P 0.5Qs. Quantity is expressed in millions of boxes per month. What are the amount traded and the price for this market? a) Q = 40; P = 20 b) Q = 20; P = 40 c) Q = 30; P = 30 d) Q = 30; P = 15
- Question 6 Refer to the following diagram of competitive equilibrium in the bread market: 4.51 Price (€) 4.0 3.5- 3.0 2.5 2.0- 1.54 1.0- 0.5 04 0 1,000 2,000 3,000 4,000 5,000 6,000 7,000 8,000 9,000 10,000 Quantity: number of loaves Choose at least one correct answer The market price will rise if the government runs a public health campaign warning that bread is a major cause of diabetes, what will be the likely effect on the market for bread? (select all correct answers) The market price will fall supply The market price will not change The quantity traded will rise Demand The quantity traded will fallPete sells two different soups (chicken soup and beef soup) in two competitive markets. Suppose the firm's cost function is given by C = ½ q1^2 + ¼ q2^2 - 1/6 (q1)(q2) where q1 is the output of chicken soup and q2 is the output of beef soup. The price of beef soup is $3. a. Find the firm's supply curve for chicken soup. b. Find how the firm's supply of beef soup varies with the price of chicken soup Show work and explainSuppose that a local government is considering placing a tax on the rental of rooms on Airbnb. Before the tax, the total revenue earned by hosts using Airbnb was $10,000,000 per year. a) If the government imposes a 10% tax on these rooms, will they earn more or less than $1,000,000 in tax revenue if the market is assumed to be perfectly competitive? b) Will local residents who rent their homes (as tenants) benefit from this policy? (Use a diagram to explain) c) Does your answer to a) or b) change if there are a fixed (and small) number of rooms available to rent in the area?
- A market has an inverse demand curve of P = 40-Q and marginal cost of MC = 4+2Q. Find the competitive equilibrium price, quantity, and surplus. Show your work.3-1 Competitive Markets True or False (Why): In a competitive market, buyers and sellers have significant market power. 3-2 Demand What is the difference between an individual demand curve and a market demand curve? If the price of zucchini increases, causing the demand for yellow squash to rise, what do we call the relationship between zucchini and yellow squash? If plane travel is a normal good and bus travel is an inferior good, what will happen to the demand curves for plane and bus travel if incomes increase? What would be the effects of each of the following on the demand for hamburger in Hilo, Hawaii? In each case, identify the responsible determinant of demand. a) The price of chicken falls. b) The price of hamburger buns doubles. c) Scientists find that eating hamburger prolongs life. d) The population of Hilo doubles. 3-3 Supply What is the reason that a supply curve is positively sloped? If the price of corn rose, a) What would be the effect on the supply of corn? b)…20) In a given market, a competitive equilibrium is described byA) a price only.B) a quantity only.C) the excess supply minus one half of the excess demand.D) the excess supply plus one half of the excess demand.E) a price and a quantity.