Exercise 4.24 (a) find the yearly rate of return of an investment that, for an initial cost of 100, returns 110 after 2 years; (b) find the expected value of the yearly rate of return of an investment that, for an initial cost of 100, is equally likely to yield either 120 or 100 after 2 years.

Your parents have accumulated a $170,000 nest egg. they have been planning to use this money to pay college costs to be incurred by you and your sister, courtney. however, courtney has decided to forgo college and start a nail salon. your parents are giving courtney $20,000 to her get started, and they have decided to take year-end vacations costing $8,000 per year for the next four years. use 8 percent as the appropriate interest rate throughout this problem. use appendix a and appendix d for an approximate answer, but calculate your final answer using the formula and financial calculator methods. a. how much money will your parents have at the end of four years to you with graduate school, which you will start then?

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?

Miller company’s most recent contribution format income statement is shown below: total per unit sales (20,000 units) $300,000 $15.00 variable expenses 180,000 9.00 contribution margin 120,000 $6.00 fixed expenses 70,000 net operating income $ 50,000 required: prepare a new contribution format income statement under each of the following conditions (consider each case independently): (do not round intermediate calculations. round your "per unit" answers to 2 decimal places.) 1. the number of units sold increases by 15%.