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The four-firm concentration ratios for industries X and Y are 89 percent and 62 percent, respectively, while the corresponding Herfindahl-Hirschman indexes are 2,600 and 1,200. The Dansby-Willig pe
After graduating from HS, Ron plans to go to college. The college tuition is 15,000 a yr. But instead of going to college Ron can take a full time job that pays 20,000. If Ron decides to go to colle
Suppose that the price of a stock is $50 at the beginning of a year and $53 at the end of the year, and it pays a dividend of $2 during the year. Calculate the stock's current yield, capital-gains y
One year ago, you bought a bond for $10,000. You received interest of $400 at the end of the year, as well as your $10,000 principal. If the inflation rate over the last year was five percent, calcu
Use the capital-asset pricing model to predict the returns next year of the following stocks, if you expect the return to holding stocks to be 12 percent on average, and the interest rate on three-m
You are a newspaper publisher. You are in the middle of a one-year rental contract for your factory that requires you to pay $500,000 per month, and you have contractual labor obligations of $1 mill
Suppose the consumption function is C = $500 billion + 0.9Y and the government wants to stimulate the economy. By how much will aggregate demand at current prices shift initially (before multiplier
In a perfectly competitive market suppose that a competitive firm's marginal cost of producing output q is given by MC(q)=3+2q. Assume that the market price of the product is $9.
A decision maker wishe to minimize the cost of producing a given level of total benefit, B = 288. The cost function is C = 6x + 3y and the total benefit is B = xy. Set up the Lagrangian adn then det
Assume that Johnson deposits $350 of currency in his account in the XYZ bank. Later the same day Swanson negotiates a loan for $2000 at the same bank. In what direction and by what amounts has the s
Consider a market for a homgeneous product with demand given by Q = 37.5 - .25P. There are two firms, each with a constant marginal cost equal to 40. a. Determine the output and price under a courno
In a market with annual demand Q = 100 -P there are two firms, A and B, who make identical products. Marginal costs are constant and equal 10. There are no capacity constraints. a. What is the singl
Two Firms, CS Corp. and JL & Associates make identical goods and sell them in the same market. Market demand is given by Q = 1200 -P . Once a Firm has built capacity, it can produce up to its ca
A small business owner estimates that the heat loss through the exterior walls of her warehouse will cost approximately $4,000 next year. A local company is offering insulation that can reduce the h
A firm in a purely competitive industry is currently producing 1200 per day at a total cost of $ 600. If the firm produced 1000 units per day, its total cost would be $ 400, and if it produced 700 u
suppose that businesses buy total of $ 130 billion of the four resources ( labor,land,capital, and entrepreneurial ability) from households. If households receive $ 72 billion in wages, $ 16 billion
if the economy is at point c, what is the cost of one more automobiles of one more forklifts which characteristics of the production curve reflects the law of increasing opportunity costs: its shape
Find the book value at the end of 2 years using straight-line depreciation, the book value at the end of 2 years using sum of the years digits depreciation, and the book value at the end of 2 years
A security system costs $ 17000, and annual maintenance is $ 950. After 5 years, the salvage value of the system is $ 3000. The interest rate is 8 %. Determine the equivalent annual cost.
Ray loves going to the movie theater. There is always something Ray is willing to see (or watch for a second or third time!). The table on the left shows Ray's total benefits (or total willingness t
As an alternative, an automated manufacturing system will cost $13400 with a $0.65 manufacturing cost per unit. The annual anticipated volume is 4200 units. Determine the break-even point.
The maintenance costs associated with an investment are $0 for the first 8 years and $ 700 per year thereafter. The investment has an infinite life. With interest at 9 % per annum, determine the pre
A $4700 municipal bond is offered for sale. The bond will pay 6 % annual interest by paying the $282 to the bondholder every year for a period of 12 years. At the end of 12 years, the $4700 will be
A firm is considering purchasing $64800 of hand tools for use on a production line. It is estimated that the tools will reduce overtime work by $2000 the first year, with this amount increasing $130
Suppose the demand curve for a monopolist is QD=500-P and the marginal revenue function as MR=500- 2Q The monopolist has a constant marginal and average total cost of $50 per unit