Selected answer key for problem set 1 Econ262 C1.2 (i) There are 1‚388 observations in the sample. Tabulating the variable cigs shows that 212 women have cigs > 0. (ii) The average of cigs is about 2.09‚ but this includes the 1‚176 women who did not smoke. Reporting just the average masks the fact that almost 85 percent of the women did not smoke. It makes more sense to say that the “typical” woman does not smoke during pregnancy; indeed‚ the median number
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Environmental problems‚ ranging from Antarctic Ozone hold to global warming‚ are becoming severe and urgently needed to be tackled with. It has gone beyond national boundaries and become an issue that can be only solved by the cooperation of all the countries in the world. Firstly‚ the seriousness of the environmental problems has gone beyond the individual country’s ability to solve. The environment has been polluted for hundreds of year by all the people in every county. Due to lacking of capital
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Unwanted or useless materials produced by manufacturing process and consumption have caused many environmental problems and health risks unless disposed properly. Excessive consumption of goods leads to unnecessary waste which takes up acres of limited landfill space. Processing and reusing the waste material to generate new product is clearly one of the solutions to tackle the problems of waste. Even though there are still alternatives such as incineration plants‚ landfills and education‚ I believe
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of government is extremely comparable with the type of government that St. Augustine describes in his work City of God‚ while at the same time contrasts the views of Aquinas in the ways a state should operate. The end goal of how each of these philosophers’ states purposes presents the greatest split between each of their philosophies. To understand how each of these philosophers’ states are similar and different from each other‚ a deeper analysis is necessary. The first and possibly most striking
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Why is Corruption a Problem? Corruption is the use of public office for private gain‚ the use of official position‚ rank or status by an office bearer for his own personal benefit. (Khandu) Corruption can come in different forms‚ like bribery‚ extortion‚ cronyism‚ nepotism‚ patronage‚ graft and embezzlement. (Paper) Corruption can be a major obstacle in the process of economic‚ political‚ social and environmental development and in modernizing a country. (Myint) Corruption can also affect people’s
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can be similar to that of managing an office. What probably differs the most is the scale on which the management skills are applied and what those skills effect. What remains a commonality‚ whether managing at the level of an individual or on a corporate level‚ is the need for a process based on the desired goal; management is the process by which to achieve a goal. There are four basic elements in managing‚ each playing an intricate function in how the process develops‚ and if the process will
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Natural law is the belief that the universe is ordered and rational this is based on the idea that human beings are created with an ultimate purpose‚ and the natural order of things is for us to fulfil that purpose. Doing good means behaving in ways which conform to our ultimate purpose doing evil means acting in a way that frustrates it. Aquinas used the idea from Stoic philosophers that the world was divinely ordered and spoke of it in terms that the universe is governed by Gods Eternal Law.
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First Derivative Test 1) We are given the function First‚ we find the derivative: We set the derivative equal to 0 and solve: Since the domain of f is the same as the domain of f’‚ 4 is the only critical number of f. Testing: x < 4 | f’(0) = -8 | f is decreasing | x > 4 | f’(5) = 2 | f is increasing | By the First Derivative Test‚ x = 4 is a local minimum. 2) We are given the function First‚ we find the derivative: We set the derivative equal to 0 and
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It is measured by the return on the capital resources it uses which means the combination of debt and equity. This is given by the ratio return on capital employed (ROCE)‚ return on investment or accounting rate of return. This tells investors how successful the business is by analyzing the profitability. The higher ROCE‚ the more liable it is to carry a high return to the investors resulting in higher dividends and rising share prices. The profitability is important for businesses which want
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FIN532M: Financial Derivatives Problem Set 2 DUE DATE: Feb. 12‚ 2015 1. How can you differentiate the forward price from the value of a forward contract? (2 points) 2. Explain why an FRA can be viewed as an exchange of a floating rate of interest for a fixed rate of interest payments and how you can use FRA in mitigating risks. (4 points) 3. The standard deviation of monthly changes in the spot price of live cattle is 1.2 cents per pound. The standard deviation of monthly changes in the futures
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