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A steam boiler is needed as part of the design of a new plant. The boiler can be fired by natural gas, fuel oil, or coal. A decision must be made on which fuel to use. An analysis of the costs shows that the installed cost, with all controls, would be least for natural gas at $30,000; for fuel oil it would be $55,000; and for coal it would be $180,000. If natural gas is used rather than fuel oil, the annual fuel cost will increase by $7500. If coal is used rather than fuel oil, the annual fuel cost will be $15,000 per year less. Assuming 8% interest, a 20-year analysis period, and no salvage value, which is the most economical installation?
q1. does the existence of poverty imply that our socioeconomic system is unjust? does the concentration of poverty in
Economists argue that some environments are more conducive to economic growth than others. One of the ways economists differentiate one environment from another is in terms of its institutions. An institution is the rules of the game in a society or,..
If Mercedes Benz realizes that its annual demand for 500SEL model is 50,000 and their cost of order preparations is $42,000.00 and the inventory carrying cost per car per year is $3,600.00. What will be the Economic Order Quantity?
Consider the types of non-tariff trade barriers and determine which has the most detrimental effect on the U.S. economy from the standpoint of the domestic consumer. Explain your rationale and support it with specific examples.
Suppose stocks A, B and C have the same expected return and standard devieation. The correlations of return are given as follows Corr(A,B)=0.7, Corr(B,C)=-0.3 and Corr(A,C)=0.2.Find the weights on each of these stocks.
Demand for a good is Qd = 20,000 – 100 P. Supply is Qs = -1000 + 200 P. Find Q*, P*, consumer surplus, producer surplus, and total variable costs. Make a graph and label it. What is the elasticity of supply at the solution point? What is the elastici..
For this discussion, think about where you work or a business you have a significant amount of knowledge about. What is a common product that business sells?
Nicki lives in two periods and has a utility function u(c1, c2 ) = c1xc2, where c1 is her consumption in period 1, and c2 is her consumption in period 2. Nicki's income in period 1 (I1) is $400, and her income in period 2 (I2) is $220. She can borrow..
Considering the supply and demand for oatmeal. What would happen to the supply and demand curves in these situations:
Consider the market for aluminum. The Aluminum Company of America (Alcoa) used to control all U.S. sources of bauxite, a key ingredient in the production of aluminum. Given that Alcoa did not sell bauxite to any other companies, Alcoa was a monopolis..
For each of the following events, explain the short run and long effects on output and the price level, assuming polycimakers take no action.
Firm x develops a new product and gets a head start in its production. Other firms try to produce a similar product but discovers they have higher average total cost than the existing firm. This situation illustrates what
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