The demand function for a Christmas music CD is given by x=0.25(225−p2) where x (measured in units of a hundred) is the quantity demanded per week and p is the unit price in dollars. (a) Evaluate the elasticity at 10. E(10)= (b) Should the unit price be lowered slightly from 10 in order to increase revenue? ? (c) When is the demand unitary? p= dollars (d) Find the maximum revenue. Maximum revenue = hundreds of dollars

Consider the following two stocks, a and b. stock a has an expected return of 10%, 10% standard deviation, and a beta of 1.20. stock b has an expected return of 14%, 25% standard deviation, and a beta of 1.80. the expected market rate of return is 9% and the risk-free rate is 5%. security would be considered a good buy if we include the stock in a well diversified a portfolio because a. b, it offers better alpha b. a, it offers better alpha c. a, it offers better sharpe ratio d. b, it offers better sharpe ratio

phillips, inc. had the following financial data for the year ended december 31, 2019. cash $ 41,000 cash equivalents 75,000 long term investments 59,000 total current liabilities 149,000 what is the cash ratio as of december 31, 2019, for phillips, inc.? (round your answer to two decimal places.)

Why should managers invest any excess cash