Because of differences in the expected returns on different investments, the standard deviation is not always an adequate measure of risk. however, the coefficient of variation adjusts for differences in expected returns and thus allows investors to make better comparisons of investments' stand-alone risk. a) true b) false

After jeff bezos read about how the internet was growing by 2,000 percent a month, he set out to use the internet as a new distribution channel and founded amazon, which is now the world's largest online retailer. this is clearly an example of a(n)a. firm that uses closed innovation. b. entrepreneur who commercialized invention into an innovation. c. business that entered the industry during its maturity stage. d. exception to the long tail business model

After hearing a knock at your front door, you are surprised to see the prize patrol from a large, well-known magazine subscription company. it has arrived with the good news that you are the big winner, having won $21 million. you have three options.(a) receive $1.05 million per year for the next 20 years.(b) have $8.25 million today.(c) have $2.25 million today and receive $750,000 for each of the next 20 years. your financial adviser tells you that it is reasonable to expect to earn 13 percent on investments.

Over the past several years, joyce chen has been able to save regularly. as a result, today she has $54,188 in savings and investments. she wants to establish her own business in 5 years and feels she will need $100,000 to do so. a. if she can earn 6% on her money, how much will her $54,188 in savings/investments be worth in 5 years? will joyce have the $100,000 she needs? if not, how much more money will she need? b. given your answer to part a, how much will joyce have to save each year over the next 5 years to accumulate the additional money? assume she can earn interest at a rate of 6%. c. if joyce can afford to save only $4,000 a year then, given your answer to part a, will she have the $100,000 she needs to start her own business in 5 years?