Under the capm, the required rate of return on a firm's common stock is determined only by the firm's market risk. if its market risk is known, and if that risk is expected to remain constant, then analysts have all the information they need to calculate the firm's required rate of return.
a) true
b) false

Specialization—the division of labor—enhances productivity and efficiency by a) allowing workers to take advantage of existing differences in their abilities and skills. b) avoiding the time loss involved in shifting from one production task to another. c) allowing workers to develop skills by working on one, or a limited number, of tasks. d)all of the means identified in the other answers.

Qwest airlines has implemented a program to recycle all plastic drink cups used on their aircraft. their goal is to generate $7 million by the end of the recycle program's five-year life. each recycled cup can be sold for $0.005 (1/2 cent). a. how many cups must be recycled annually to meet this goal? assume uniform annual plastic cup usage and a 0% interest rate. b. repeat part (a) when the annual interest rate is 12%. c. why is the answer to part (b) less than the answer to part (a)?

Digitalhealth electronics inc. is a company that builds diagnostic devices. it was the first company to develop a compact mri scanner by reconfiguring the components of the mri technology. this smaller and user-friendly version of the huge mri scanner created demand from small hospitals, nursing homes, and private practice doctors who were earlier dependent on the scanning machines in large hospitals. which of the following types of innovations does this scenario best illustrate? a. disruptive innovation b. incremental innovation c. radical innovation d. architectural innovation