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An electric motor is rated at 10 horsepower (HP) and costs $800. Its full load efficiency is specified to be 85%. A 10 HP high-efficiency motor has an efficiency of 90%, and costs $1, 200. It is estimated that the motors will operate at a rated 10 HP output for 1, 500 hours a year, and the cost of energy will be $0.07 per kilowatt-hour. Each motor is expected to have a 15-year life. At the end of 15 years, the first motor will have a salvage value of $50 and the second motor will have a salvage value of $100. Consider the hurdle rate to be 8%. Using a present worth method, determine which motor should be installed. Show- all work.
Assume a binomial probability distribution with n = 40 and p = .55. Compute the following: The mean and standard deviation of the random variable. The probability that X is between 15 and 25 inclusive.
If one yr later the marketplace interest rate increases by 5% also they sell the bond, this rate of return on this investment is.
Suppose that firms in the chemical industry are allowed, free of charge, to dump harmful products into rivers. If this is the case in a competitive market, how will the price and output of the chemical products compare with their values.
A tariff is a tax on imports. Use the model of the excise tax to explain why domestic firms ask their government to "protect" them with a tariff. Consider the winners and losers from the tariff. Why do economists tend to think that tariffs are a bad ..
If a governments money is backed by gold and global instability causes its mint parity rate to become too high and as a result the country falls into a depression, can the governments central bank fight the recession by increasing the money supply? E..
A “green” (environmentally friendly) office building costs as average of $3.50 per square foot each year to heat and cool. What is the total annual heating and cooling cost of an office building that has 10,000 square meters of space?
HomeGrown is a small restaurant that specializes in serving local fruits, vegetables and meats. The company has chosen to enter into a long-term relationship with Family Farms, a local farming operation. If HomeGrown’s lawyers charge $120 per hour, h..
The government sets a price floor of $5 in the above market. Is this price control binding? If so, is there a shortage or a surplus and what is its magnitude.
You are a sales manager in the electronics industry. Your firm had a salesperson in the far western U.S. who everyone thought was a high performer. List and describe five (5) pipeline analysis evaluation criteria that would have allowed you, the sale..
You have been recently hired by a multinational firm that manufactures airplanes parts. They are interested in investing in a new factory. However, the CEO is unsure of where they should invest. Explain the impact of these policies on your investment..
It has been claimed by a well-known papyrologist that during the 4th century the rise of prices in Egypt was a consequence of the debasement of the currency: each price rise reflected a reduction of the silver in the coins. Discuss critically.
During the period 1973-1975, the United States experienced a deep recession with a simultaneous sharp rise in the price level. Would you conclude that the recession was the result of a supply shock or a demand shock? Illustrate, using AD-AS analysis.
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