An investor currently holds stock in Giggle Corporation and is considering buying stock in either Macrosoft Corporation or Faceplant Corporation. All three stocks have the same expected return and risk. The correlation between Giggle & Macrosoft is 0.25. The correlation between Giggle and Faceplant is -0.10. Portfolio risk is expected to: a. Increase regardless of whether she buys Macrosoft or Faceplant since they are equally risky
b. Decline more when the investor buys Faceplant
c. Cannot tell from information provided – need to know risk, return and proportion of each stock in the portfolio
d. Stay the same regardless of whether Macrosoft or Faceplant is added since all three have the same risk
e. Decrease more when the investor buys Macrosoft

Jameson manages a well-known cell phone company. this company has been voted as having the best cell-phone service. consumers appreciate the fact that they can call from almost anywhere in the world and the service still gets through. jameson knows that the company's product far surpasses that of the competition. one thing has been bothering him, though. in order to put so many resources into ensuring the best service, jameson has cut back on employees at the firm's customer call center. recently, consumers have begun complaining about long wait times when they call in with a problem or concern. although its cell phone service is still considered one of the best, customer satisfaction with the firm's customer service has plummeted. jameson does not understand why consumers are getting so upset. he believes the exceptional cell phone service more than makes up for long waiting periods and other issues with its customer service. "after all," he says, "they can't have it all. if i invest more in customer service, that means less investment on ensuring the quality of our product offering."refer to scenario. jameson has asked you, a marketing consultant, to give him advice. he cannot understand how a cell-phone company with the best product offering in the cell-phone service industry could get such low satisfaction ratings simply because the customer service is not up to par. you suggest that jameson has a narrowly defined view of the company's product offering. you tell jameson that successful marketers should define their products as what they

Companies under market structures are independent

Pam is a low-risk careful driver and fran is a high-risk aggressive driver. to reveal their driver types, an auto-insurance company a. refuses to insure high-risk drivers b. charges a higher premium to owners of newer cars than to owners of older cars c. offers policies that enable drivers to reveal their private information d. uses a pooling equilibrium e. requires drivers to categorize themselves as high-risk or low-risk on the application form