When a business is using methods that it use its time and resources the best they can, what are they exercising?

a. efficiency
b. sales tracking
c. cost-benefit analysis
d. data analysis

The revenues of a company increased by 39% in year one and decreased 22% in year two. what is the overall change over the two-year period?

Which type of market are you in if your company, along with three other companies, controls 95 percent of the total music industry?

Two assets have the following expected returns and standard deviations when the risk-free rate is 5%: asset a e(ra) = 18.5% σa = 20% asset b e(rb) = 15% σb = 27% an investor with a risk aversion of a = 3 would find that on a risk-return basis. a. only asset a is acceptable b. only asset b is acceptable c. neither asset a nor asset b is acceptable d. both asset a and asset b are acceptable