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An investor has the choice between two investments. Investment Easy offers interest of 8% per year compounded quarterly for a period of three years. Investment Difficult offers one interest payment of 20% at the end of its four-year life.What is the annual effective interest rate offered by the two investments?
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X Limited has 500 kg of material K in inventory for which it paid $2,000. The material is no longer in use in the company and could be sold for $1.50 per kg.X Limited is considering taking on a single special order which will require 800 kg of material K. The current purchase price of material K is $5 per kg.In the assessment of the relevant cost of the decision to accept the special order, the cost of material K is:
A company is considering accepting a one-year contract which will require four skilled employees. The four skilled employees could be recruited on a one-year contract at a cost of $40,000 per employee. The employees would be supervised by an existing manager who earns $50,000 per annum. It is expected that supervision of the contract would take 15% of the manager's time.Instead of recruiting new employees the company could retrain some existing employees who currently earn $35,000 per year. The training would cost $15,000 in total. If these employees were used they would need to be replaced at a total cost of $95,000.What is the relevant labour cost of the contract?
Six years ago material M cost $10 per kg and the price index most appropriate to the cost of material M was 130. The same index show stands at 510.What is the best estimate of the current cost of material M per kg?
What is the purpose of seasonally adjusting the values in a time series?
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