1. As of January 2011, nonmortgage consumer debt had increased for the fourth straight month. At the same time, credit card debt fell to a six-year low point. Excluding mortgages, how
can it be that consumer debt is rising while credit card debt is falling?

Acompany is developing a new high­performance wax for cross country ski racing. in order to justify the price marketingwants, the wax needs to be very fast. specifically, the mean time to finish their standard test course should be less thanseconds for a former olympic champion. to test it, the champion will ski the course 8 times. the champion's times(selected at random) are 59.9 61.9 48.8 52.2 46.6 45.3 50.6 and 41.1 seconds to complete the test course. complete parts a and b below.a) should they market the wax? assume the assumptions and conditions for appropriate hypothesis testing are metfor the sample.assume=0.05. what are the null and alternative hypotheses? choose the correct answer below.b) suppose they decide not to market the wax after the test, but it turns out that the wax really does lower the champion'saverage time to less thanseconds. what kind of error have they made? explain the impact to the company of such anerror.

The 39 percent and 38 percent tax rates both represent what is called a tax "bubble." suppose the government wanted to lower the upper threshold of the 39 percent marginal tax bracket from $335,000 to $208,000. what would the new 39 percent bubble rate have to be? (do not round intermediate calculations. enter your answer as a percent rounded to 2 decimal places,e.g., 32.16.)

David burdick is the ceo of acme bubblegum, a successful public company. as one of the cofounders of the company, burdick has enjoyed speaking and writing about the success of acme bubblegum for several years. typically, he speaks at conferences or directly to the press, but recently, he has been blogging about his firm anonymously. specifically, he defended a recent advertising campaign that was unpopular among consumers and pointedly attacked one of acme bubblegum’s competitors. burdick deeply enjoys his anonymous blogging and believes that none of his readers actually know that he works for acme bubblegum.should burdick be allowed to praise his company’s performance anonymously online? should he be allowed to attack his competitors without disclosing his relationship with the company? how would you feel if the ceo of a company at which you shopped was secretly writing criticisms of his or her competition? how would you feel if you knew a writer for your favorite blog was actually closely involved in a company that the blog discussed? 1. define the ethical issue? 2. who are the primary stakeholders? 3. what are the possible alternatives? 4. how could you evaluate the ethical implications of the alternative actions (use appropriate decision rules)? 5. what action would you recommend and why?