The first principle of economics discussed in chapter 1 is that people face trade-offs. use a production possibilities frontier to illustrate society’s trade-off between two ""goods""—a clean environment and the quantity of industrial output. what do you suppose determines the shape and position of the frontier? show what happens to the frontier if engineers develop a new way of producing electricity that emits fewer pollutants.

Assume today is december 31, 2013. barrington industries expects that its 2014 after-tax operating income [ebit(1 – t)] will be $400 million and its 2014 depreciation expense will be $70 million. barrington's 2014 gross capital expenditures are expected to be $120 million and the change in its net operating working capital for 2014 will be $25 million. the firm's free cash flow is expected to grow at a constant rate of 4.5% annually. assume that its free cash flow occurs at the end of each year. the firm's weighted average cost of capital is 8.6%; the market value of the company's debt is $2.15 billion; and the company has 180 million shares of common stock outstanding. the firm has no preferred stock on its balance sheet and has no plans to use it for future capital budgeting projects. using the corporate valuation model, what should be the company's stock price today (december 31, 2013)? round your answer to the nearest cent. do not round intermediate calculations.

Afinancial institution, the thriftem bank, is in the process of formulating its loan policy for the next quarter. a total of $12 million is allocated for that purpose. being a full-service facility, the bank is obligated to grant loans to different clientele. the following table provides the types of loans, the interest rate charged by the bank, and the possibility of bad debt as estimated from past experience.type of loaninterest rateprobability of bad debtpersonal.140.10car.130.07home.120.03farm.125.05commercial.100.02 bad debts are assumed unrecoverable and hence produce no interest revenue either. competition with other financial institutions in the area requires that the bank allocate at least 40% of the total funds to farm and commercial loans. to assist the housing industry in the region, home loans must equal at least 50% of the personal, car, and home loans. the bank also has a stated policy specifying that the overall ratio for bad debts on all loans may not exceed .04. formulate this problem as a linear program. define your variables clearly and write all the constraints explaining the significance of each.

You have learned that there are many ethical concerns surrounding genetic research, and it's important to be familiar with them. for this project, you will write a persuasive essay about an ethical question in biotechnology. directions the goal of a persuasive essay is to convince people to agree with you. it is important to support your opinion with facts. a persuasive essay is not simply a description of your beliefs. be sure to organize your information, give clear examples, and build your argument carefully. read the following genetics topics below. choose a topic and then decide what side you are on. remember that there is no "right" or "wrong" side. ethical questions often have many points of view. research your topic and write a 400 word persuasive essay. topic 1: should insurance companies have the right to learn the genetic profiles of the people they insure? topic 2: should employers have the right to learn the genetic profiles of the people they hire? are there special considerations for employees in jobs in which there is a high risk to others, such as airline pilots, doctors, or bus drivers? topic 3: should scientists who identify genes and create new genetic engineering techniques have the right to patent their methods for their own profit?